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2022

[2022/11/22]
On the predictability of the extreme drought in East Africa during the short rains season
~Key roles of the negative Indian Ocean Dipole~
[2022/11/11]
New method reveals carbon distribution of the past in the Southern Ocean
- JAMSTEC scientists co-authored a paper in Nature communications
[2022/11/02]
The water-column microplastic inventory in the Arctic Ocean on the Pacific side (Chukchi Sea) was estimated for the first time
～Discovering that the key is the inflow from the Pacific Ocean～
[2022/10/07]
International Ocean Discovery Program (IODP) Expedition 397
Iberian Margin Paleoclimate
[2022/10/05]
Successful detailed simulation and visualization of atmospheric gravity waves during stratospheric sudden warming
―What does the long journey of mysterious atmospheric gravity waves mean?―
[2022/09/27]
Discovery of a novel type of phytoplankton bloom in the Arctic shelf region: the widespread occurrence with the recent sea ice loss
[Link to The University of Tokyo]
[2022/09/23]
The Atlantic Niño weakens under global warming
- JAMSTEC scientists co-authored a paper in Nature Climate Change
[2022/09/12]
Improved prediction of decadal sea ice variability in the west Antarctic Seas
―Key roles of ocean and sea ice observation data―
[2022/09/12]
Discovery of the “Pekeris Wave” — Special Atmospheric Wave Caused by the 2022
Hunga Tonga–Hunga Ha’apai Volcanic Eruption
[2022/08/16]
Asteroid Ryugu is a drifter from the outer Solar System:
Results from the Hayabusa2 Phase-2 Curation Kochi Team published in Nature Astronomy
[2022/08/08]
A Cause of the Indian Ocean Dipole Elucidated
-Triggered by cold water upwelling on the south coast of Java -
[2022/08/02]
Arctic Research Vessel Website is now live
[2022/07/25]
Accident occurred on the Research Vessel HAKUHO MARU (1st report)
[2022/07/15]
Newly identified mechanism may explain Arctic sea-ice decline
— Remote effects of Gulf Stream warming —
[2022/07/02]
Global changes in the ocean carbon and oxygen cycles caused by anthropogenic nutrient inputs to the ocean
[2022/07/01]
Revealing the Yokozuna Slickhead (Narcetes shonanmaruae) to be the largest deep-sea-endemic teleost fish at depths of over 2000 m
[2022/06/29]
Revealing past eruptions of Oomurodashi volcano, an active submarine volcano 60 km from Tokyo Bay
[2022/06/15]
Identification of molecular species of deep gas seeping from fault lake at plate boundary, and elucidation of its contribution to carbon cycle
―Understanding the mystery of the big hole that appears in lake ice during midwinter season―
[2022/05/26]
In a world first, an autonomous underwater vehicle succeeds in automatically retrieving data from an ocean-bottom station using underwater optical wireless communications
[2022/05/23]
An extreme negative Indian Ocean Dipole is expected in early boreal summer.
[2022/04/18]
A New Method Using Image Classification AI to Predict Potential Natural Vegetation
[2022/04/15]
Proposal of two new eukaryotic groups: Pancryptista and the CAM clade
[2022/04/07]
A highly simplified method allows preparation of artificial cells quickly and easily.
---Ready to produce an artificial cell kit
[2022/04/07]
Column [Submarine volcanic eruption in Tonga]
- Similarities between Hunga volcano (Hunga Tonga-Hunga Ha’apai) in Tonga and Nishinoshima volcano in Japan -
[2022/04/07]
Column [Submarine volcanic eruption in Tonga]
- Can the Tonga submarine volcanic eruption affect the climate? -
[2022/04/06]
International Ocean Discovery Program (IODP) Expedition 390 and 393
South Atlantic Transect　(I, II)
[2022/03/31]
“Iodine Fountain”: An Area with Significantly High Atmospheric Iodine Concentrations in the Tropical Western Pacific
―Implications for climate change predictions―
[2022/02/25]
Understanding the reasons for the extraordinary equatorial Atlantic warming in late 2019
[2022/02/04]
A Method to Decipher the Life History of Fish from its Eyeballs Recorded since its Juvenile Stage
[2022/02/04]
Development of a new AI-based method for high-accuracy estimation of the coverage area of drifting debris from coastal photographs
[2022/02/04]
International Ocean Discovery Program (IODP) Expedition 392;
Agulhas Plateau Cretaceous Climate
[2022/02/02]
Notice of Positive Case for COVID-19
[2022/01/26]
1Gbps × 100m ultra-high-rate underwater optical wireless communication
― A paradigm shift in underwater wireless communication technology ―
[2022/01/25]
Why are ripe tomatoes so red? The distorted reality of carotenoid-based nanoparticles (Press release by Tohoku University)
[2022/01/13]
Plastic after an extreme storm: A typhoon transports a tremendous amount of plastic debris into the ocean



2021

[2021/12/10]
Reports on the Information Security Incident (unauthorized access)
[2021/12/08]
Drought over East Africa
[2021/12/02]
International Ocean Discovery Program (IODP) Expedition 391;
Walvis Ridge Hotspot
[2021/11/30]
Pumice raft from Tongan submarine volcano
[2021/11/24]
Long-range underwater acoustic observations of the recent 2021 eruption at Fukutoku-Okanoba
[2021/10/28]
Remnant of the Pacific plate discovered subducted into the mantle directly beneath the equator in the western Pacific
[2021/10/11]
Preliminary Report on a Chikyu Drilling Program Offshore of Shikoku:
Success in Collecting Continuous Strata to Understand Fluctuations in the Super-interglacial Kuroshio Current and the Generative Mechanisms of Turbidites
[2021/10/05]
We would like to extend our warmest congratulations to Professor Syukuro Manabe on winning the Nobel Prize.
[2021/09/27]
Survey Methodology for Environmental Impact Assessment in Seabed
Resources Development Published as an International Standard
[2021/09/22]
Alleviation of global warming due to reduction of tropical upper cloud cover through altitude changes in upper clouds:
the impact of microscale physics on warming predictions
[2021/09/10]
Notice of Positive Case for COVID-19
[2021/09/07]
Publication of the IPCC Sixth Assessment Report (Working Group I) - Scientific Contributions of JAMSTEC Researchers and Their Messages [PartII]
[2021/08/26]
Notice of Positive Case for COVID-19
[2021/08/26]
Disparate baseline soundscapes from different deep-sea ecosystems in Japan:
implications on environmental monitoring and assessment
[2021/08/23]
Physical Mechanisms Controlling Decadal Sea Ice Variability in the Weddell Sea
―Investigating the Fundamental Roles of the Weddell Gyre and Local Winds―
[2021/08/13]
Publication of the IPCC Sixth Assessment Report (Working Group I) - Scientific Contributions of JAMSTEC Researchers and Their Messages
[2021/08/04]
World-First Success in Nearly Perfect Reproduction of the Fracture Process of Chemically Strengthened Glass Using a New Numerical Analysis Method
— Application in Predicting Earthquake Fault Behavior
[2021/08/02]
International Ocean Discovery Program (IODP) Expedition 396;
Mid-Norwegian Continental Margin Magmatism
[2021/07/19]
Discovering the capability of the phytoplankton Dicrateria rotunda to synthesize hydrocarbons equivalent to petroleum
[2021/07/12]
Soft and sturdy fiber optic device for real-time 3D visualization of crop root growth
— A non-destructive, ultra-sensitive monitoring technology for small-scale biological movements underneath the soil surface
[2021/06/30]
Returned Asteroid samples imaged at ultra-high-resolution by the Phase 2 Curation “Team Kochi” at SPring-8: One of the world’s most powerful Synchrotron Radiation Facilities
[2021/06/17]
High Fluid-Pressure Patches around the Source Regions of Slow Earthquakes along the Nankai Trough
–A step forward to understand the generation mechanisms of slow earthquakes–
[2021/06/09]
Accurate Prediction of Summertime Sea Ice in the Antarctic Ocean from Previous Winter Conditions
―Winter Sea Ice Thickness is Key to the Prediction―
[2021/05/31]
Professor Dr. Toshio Yamagata won the 62nd Fujihara Award
[2021/05/18]
World's First Measurements of Pacific Sleeper Shark Swimming Speed and Population Density
Giant Deep-Sea Sharks of Suruga Bay are the World's Slowest Swimmers
[2021/04/30]
Professor Dr. Toshio Yamagata received the Order of the Sacred Treasure, Gold Rays with Neck Ribbon.
[2021/04/30]
Advisor Mr. Shizuo Hoshiba received the Order of the Sacred Treasure, Gold Rays with Neck Ribbon.
[2021/04/30]
Enabling simple assessment of the impact of observation data on weather forecast, and
clarifying the contribution of Arctic observation data to improve seven-day North American weather forecast
[2021/04/30]
Dr. Kentaro Ando, Director in charge of International Research in the Western Pacific Region, Research Institute for Global Change of JAMSTEC, was elected a Co-Chairperson of the Sub-Commission for the Western Pacific (WESTPAC) of the Intergovernmental Oceanographic Commission of UNESCO (UNESCO/IOC)
[2021/04/16]
Team of JAMSTEC researchers won championship in international data science competition WAI DATATHON 2021
[2021/03/30]
A large number of plastic debris were found on the Boso Peninsula seafloor at a depth of approximately 6,000 m
-Going to the deep-sea in search of missing plastic-
[2021/01/25]
Discovery of a Colossal “Yokozuna” Slickhead:
An Active-Swimming Top Predator in the Deep Waters of Suruga Bay
[2021/01/22]
Poirierite, a New Mineral Discovered in Meteorites:
A Major Key toward Uncovering the Asteroid Collision Process and the deep Earth’s Dynamics
[2021/01/14]
Frequent Marine Heatwave off the Coast of Hokkaido and Tohoku:
The Relationship between Marine Heatwave and Yellowtail Catch
[2021/01/13]
Ongoing biological methanogenesis by archaea in iodine-rich deep aquifer around Mobara, southern Kanto region
[2021/01/12]
Notice of COVID-19 positive case at the Yokosuka Headquarters
[2021/01/05]
Staff member tested positive for COVID-19



2020

[2020/12/04]
Temperature limits to deep subseafloor life in the Nankai Trough subduction zone
[2020/11/07]
Quantitative Analysis of the Impact of Riverine Heat on Declining Arctic Sea Ice and Atmospheric Warming:
Increasing Riverine Heat Triggers the Arctic Warming
[2020/10/20]
Microbial diversity below seafloor is as rich as on Earth’s surface
[2020/10/14]
Contribution of microbial activity during the initial formation of seafloor hydrothermal deposits
―Possibilities for rewriting models of subseafloor mineralization―
[2020/10/13]
First-time success in remotely observing marine water vapors using an autonomous surface vehicle
[2020/10/07]
APL Director Swadhin Behera gave an invited talk to Indian Prime Minister Modi during the inauguration ceremony of VAIBHAV summit.
[2020/10/06]
The Mid-Atlantic Ridge as the spawning area of Atlantic eels
- Sea area X identified through Japanese eel characteristics and larval migration simulations
[2020/09/30]
Success in multi-point long-term observations of sea floor crustal movements using an unmanned surface vehicle
-Major progress in developing a high-temporal-resolution understanding of the current state of Seismogenic zone -
[2020/07/29]
Deep sea microbes dormant for 100 million years are hungry and ready to multiply
[2020/06/05]
Major Reduction in Black Carbon Emissions from China Over the Past Decade – A revision of the emission inputs to IPCC climate models is needed
[2020/04/16]
Providing computational resources for the Earth Simulator to support "research on new coronavirus infections(COVID-19)"
[2020/04/08]
The Scaly-foot Snail genome sheds light on the origin of biomineralised armour
[2020/04/06]
El Niño Modoki in the tropical Pacific Ocean was key to successfully predicting the 2019 Super Indian Ocean Dipole phenomenon
[2020/04/02]
Petit-Spot Volcanoes May Have Determined the Northern Limit of the 2011 Tohoku Earthquake: Discovery of Heterogeneity in Subducting Oceanic Plates Offshore of Tohoku
[2020/03/31]
Development of a new technique for rapidly detecting and classifying microplastics
– Advancement toward the automatic measurement of marine debris based on hyperspectral imaging –
[2020/03/25]
A memory of long-distance migration engraved on vertebrae of chum salmon
―An unknown migration route revealed by the “Isoscape”
[2020/03/05]
Starting biodegradability tests for biodegradable plastics on the deep seafloor using the Edokko-1 benthic lander
[2020/02/27]
Development of a New System (SEAL) Enabling the Efficient Search and Acquisition of Large-Volume Climate Simulation Data
[2020/02/13]
Untangling the family-lineages of calcifying red algae
Nanoscale crystals reflect genetic relationships of often overlooked ecosystem building seaweeds.
[2020/02/10]
“JAMSTEC’s Challenges Against Marine Plastic Pollution” has been launched
[2020/02/06]
Executive Director Dr. Sakaguchi gave a speech at "Arctic Frontiers 2020"
[2020/02/03]
Numerical Models Predict the Presence of Abundant Solid Argon in the Earth’s Deep Interior and Provide Insights into the Mechanism of Argon Cycling
[2020/01/29]
Preliminary Report on Enshunada Sea Drilling by Chikyu from Long-Term, Continuous Earthquake Records
[2020/01/16]
Capturing our closest prokaryotic relative reveals insight into the origin of Eukaryotes
[2020/01/07]
The President of the Republic of Palau visiting JAMSTEC



2019

[2019/12/29]
Marine plastics scientific research begins at Japan-Palau Goodwill Yacht Race!
[2019/12/26]
Dr. Imachi’s paper is selected as a runner-up of the Science “2019 Breakthrough of the Year”
[2019/12/25]
Executive Director Dr. Hide Sakaguchi spoke at the International Symposium Commemorating the 25th Anniversary of Japan–Palau Diplomatic Relations: “Achieving a Sustainable Ocean – Palau’s Initiatives and International Partnership.”
[2019/12/25]
Japan-France Partnership in Ocean Observation
[2019/12/25]
Marine plastic related event with His Royal Highness Prince Charles
[2019/12/25]
JAMSTEC co-organized the “Norway Japan Scientific Collaboration in the Arctic Ocean” seminar.
[2019/12/16]
Ocean Acidification in the Coastal Regions of Japan Revealed using Open Access pH Data
[2019/12/13]
Applying Ocean Observation Data from Sea Turtles to Seasonal Climate Predictions — Potential Development of an Ocean/Atmospheric Observation System using biologging
[2019/11/20]
Discovery of the Miocene impact ejecta layer from deep-sea sediments―Clue to unraveling the cause of mass extinction event in 11.6 Ma
[2019/11/14]
An attempt to derive precipitation increases in extratropical cyclones due to global warming based on high-accuracy satellite observations: Suggestions from high-resolution climate simulations
[2019/11/08]
Soundscape as a new tool to assess anthropogenic impact on the deep seabed
[2019/10/16]
A new research program “Mathematical Seafloor Geomorphology” has been launched
[2019/10/01]
90% of Black Carbon during Spring in East Asia Originates from Fossil Fuels
[2019/09/13]
Smaller Cumulonimbus Cloud Ensembles in the Tropics Due to Global Warming: Do Clouds Exacerbate Warming?
[2019/09/10]
Unique Mechanism of Iron Sulfide Production in Scaly-foot Snail Revealed
[2019/08/29]
Understanding Tidal control on Flow through the Seto Inland Sea
—Possible determination of eastward or westward flow—
[2019/08/22]
Is the Reduction of Arctic Ocean Sea Ice Changing the Nitrogen Cycle?
—Potential Impacts on the Marine Ecosystem and Marine Resources—
[2019/07/30]
Marine Plastics Research Project and Promotion of Ocean Literacy in Collaboration with "2019-2020 Japan-Palau Goodwill Yacht Race"
[2019/07/25]
"Ocean and Biodiversity" Event held at JAMSTEC Tokyo Office
[2019/07/23]
The Scaly-foot Snail Formally Listed as Endangered: the First Step toward Deep-Sea Biodiversity Conservation Using the IUCN Red List
[2019/07/17]
Using Fluorine to Understand the Behavior of Water Inside the Earth and Estimating the Water Content of the Juvenile Mantle
[2019/07/03]
Variability in the number of intense tropical cyclones during extreme El Niño events
- The importance of predicting internal atmospheric variability in seasonal tropical cyclone forecasts -
[2019/07/02]
Laboratory analysis of meteorites have shown evidence that asteroids migrated towards the asteroid belt from the outer solar system (Press release by Ibaraki University)
[2019/05/02]
Air pollution causes high iron solubility in anthropogenic aerosols during atmospheric transport: Iron fertilization of the open ocean
[2019/03/29]
Deep-sea Scientific Drilling Vessel Chikyu ends International Ocean Discovery Program (IODP) Expedition 358 “NanTroSEIZE Plate Boundary Deep Riser 4”
[2019/03/26]
Using a large-scale numerical simulation to explain the factors responsible for the deformation observed after the 2011 Tohoku-Oki earthquake
[2019/03/01]
Ending Deep-sea Scientific Drilling Vessel Chikyu drilling operations at Site C0002 and the revised schedule for International Ocean Discovery Program (IODP) Expedition 358 “NanTroSEIZE Plate Boundary Deep Riser 4”
[2019/02/25]
Sea-ice data improves climate prediction over the Antarctic Seas
– Applicability to Northern Hemisphere climate prediction –
[2019/02/07]
Pulsed terahertz radiation offers a new tool for quantifying the composition of carbonate minerals
[2019/02/06]
Discovery of abundant ferromanganese microparticles in oxic pelagic sediments: New insights into the global budget of metallic elements
[2019/01/24]
Occurrences of Extremely Strong El Niño and Indian Ocean Dipole Phenomena are Now Predictable with High Accuracy
[2019/01/18]
Chlorine Cycling between Earth’s Surface and Mantle
– Impacts on the Salinity of the Hydrosphere
[2019/01/16]
Developing a New Method of Automatically and Accurately Discriminating between Regular Earthquakes and Low-frequency Tremor Signals Using Artificial Intelligence
[2019/01/10]
Intensive heavy rainfall and dry days likely to increase



2018

[2018/12/25]
JAMSTEC’s practices for SDGs
[2018/12/19]
Artificial Intelligence (AI) helps to detect precursors of tropical cyclones
[2018/12/18]
Sweet coffee stains do not leave rings:
Control and mechanism of patterns left by particle-laden droplets after adding sugar
[2018/11/29]
Wind patterns off the Philippines−Taiwan influence tropical cyclone formation
[2018/11/28]
Laboratory experiment successfully reproduces pressure fluctuations recorded by in situ bottom pressure recorders during an earthquake
- Contribution to accurate tsunami detection -
[2018/11/12]
Nishinoshima eruptions show the formation of continents
[2018/10/18]
Scientists reveal the relationship between phytoplankton size diversity and productivity in the changing oceanic environment
[2018/10/12]
New deep-ocean profiling floats reveal rapid decrease in Antarctic Bottom Water
[2018/10/12]
Scientists reveal the mechanism between the tide and climate:
Does the Moon’s gravity affect global warming on Earth?
[2018/09/27]
International Ocean Discovery Program Expedition 358 to Start
[2018/09/24]
Insight into anaerobic methanotrophy from 13C/12C- amino acids and 14C/12C-ANME cells in seafloor microbial ecology
[2018/09/21]
Structural changes of oceanic plates due to outer rise earthquakes
- Different outer rise earthquake activity between Japan and Kuril trenches -
[2018/09/07]
Discovery of a previously unknown virosphere hidden inside marine microorganisms
[2018/08/29]
Dr. Shigeyuki Wakaki awarded “The Geochemical Journal Award 2018” at Goldschmidt 2018
[2018/07/13]
First Full-Depth Observations in the Izu–Ogasawara Trench
- Chemical Characteristics of Hadal Waters Identified -
[2018/06/29]
Atmospheric PM2.5 Nitrogen Components Increase Phytoplankton Levels
- A link between atmospheric matter and ocean ecosystems -
[2018/06/14]
Methane Hydrates of Microbial Origin Found in Submarine Mud Volcano
[2018/06/08]
Real-scale numerical sandbox experiments suggest arcuate stress structure in accretionary prisms
[2018/06/06]
[Column] A combination of a positive Indian Ocean Dipole event and El Niño-Modoki event expected after a long separation
[2018/05/23]
Nitrogen Fixation is an Important Nutrient Source in the Arctic Ocean
[2018/04/12]
Ocean Circulation Likely to Decrease Japanese Eels
[2018/04/12]
JAMSTEC Yokosuka Headquarters Open Day on Saturday, May 12, 2018
[2018/03/30]
The second JAMSTEC Advisory Board met on 6th -7th March 2018
[2018/03/22]
Arctic Sea CO2 Uptake Accounts for 10% of Total in World’s Oceans
[2018/03/19]
[Column] Preliminary report of 6 February 2018 MW 6.4 Hualien, Taiwan, Earthquake
[2018/03/14]
New Study Found Shallow Very-Low-Frequency Earthquakes Accompany Slow Slip Events along Nankai Trough
[2018/03/07]
Arctic Summer Temperatures Increase by approximately 2 °C in 15 Years
-Spiral of Summer Warming and Drying
[2018/03/02]
Joint research team awarded PNAS Cozzarelli Prize
[2018/02/26]
First Evidence Suggesting Asthenospheric Injection
into Mantle Wedge of the Izu Arc
[2018/02/14]
Newly Developed Method for Rock Strength Finds
Increased Strength above Mega-trust in Nankai Trough
[2018/02/08]
D/V Chikyu Completes International Ocean Discovery Program Expedition 380
- NanTroSEIZE Stage 3: Frontal Thrust Long-Term Borehole Monitoring System -
[2018/02/03]
Scientists advance weather forecasts by discovering the cause of unusual wind patterns
[2018/02/02]
Discovery of a primordial metabolic system that gives us a glimpse of the origin of life on earth
- Discovery of a novel TCA cycle through multi-omics research -
[2018/01/26]
Dr. Shukuro Manabe received Crafoord Prize in Geosciences
[2018/01/26]
New Study Identifies Decadal Climate Predictability Using Sea Surface Temperature Data
- Efforts may help mitigate climate risks over southern Africa -
[2018/01/11]
D/V Chikyu to Start International Ocean Discovery Program 380
- NanTroSEIZE Stage 3: Frontal Thrust Long-Term Borehole Monitoring System -



2017

[2017/12/20]
Shallow Very Low Frequency Earthquake Zones in Nankai Trough Corresponds to Low Velocity Zones in Toe of Accretionary Prism
- A step to identify structural factors for occurrence of such earthquakes -
[2017/11/01]
Dr. Imai received Coastal Engineering Journal (CEJ) Citation Award 2016
[2017/10/23]
Mr. Masahiko Ida has entered La Cité de la Mer's “Wall of Fame”
[2017/10/05]
Dr. Miyazaki received Group Achievement Award from NASA
[2017/09/22]
JAMSTEC received 2017 IEEE OES Institution Award in OCEANS ’17 Anchorage
[2017/09/14]
Subducted Seamounts Could Trigger Volcanic Activities
[2017/09/14]
Impacts of Global Warming on Tropical Cyclone
- Radius of gale force wind likely to expand-
[2017/08/24]
Deepest Fish Ever Recorded —
Documented at Depths of 8,178 m in Mariana Trench
[2017/07/21]
Unusual Microbial Community Found in Extreme Environments in the Deep Subsurface
- Serpentinization-fed spring may be a clue to unlock mystery of early life on Earth -
[2017/07/21]
Sparse Modeling Captures Abrupt Changes in Slip Distribution beneath the Bungo Channel
- Improvement in spatial resolution for geodetic data inversion around the seismogenic zone expected -
[2017/07/06]
Water Vapor Content Increases Markedly with Increase in Air Temperature
- Indication of the possibility of more intense precipitation -
[2017/07/05]
Wildfire Likely to Have Larger Impacts on Climate Change
- Underestimated burned areas in boreal Eurasia revealed by satellite image validation -
[2017/06/29]
Dr. Kodaira honored as named lecturer of 2017 Beno Gutenberg Lecture at AGU
[2017/05/31]
Dr. Kentaro Ando, Group Leader of Ocean-Atmosphere Interaction Research Group of JAMSTEC, was elected a Vice-Chairperson of the Sub-Commission for the Western Pacific (WESTPAC) of the Intergovernmental Oceanographic Commission of UNESCO (UNESCO/IOC)
[2017/05/30]
Impact of Climate Variability on Malaria Incidence in South Africa
- Link of El Niño/La Niña and Indian Ocean Subtropical Dipole with Malaria Incidence -
[2017/05/16]
China's Carbon Dioxide (CO2) Emissions Have Been Overestimated
- Advancement in verification of fossil fuel CO2 and CH4 sources from China -
[2017/05/16]
Quartz Melting Point Depresses on Fault Plane
- A big step in understanding large earthquake mechanism -
[2017/04/28]
Deep-sea Hydrothermal Systems are “Natural Power Plants”
- New clues to the discovery of electric ecosystems and elucidation of the origin of life -
[2017/04/27]
JAMSTEC Yokosuka Headquarters Open Day on Saturday, May 13, 2017
[2017/03/31]
Opposite Climate Trends in East Asia and Europe during the Younger Dryas Stadial
- Evidence from Lake Suigetsu -
[2017/03/31]
High Resolution Global Simulation Improves Typhoon Prediction
- Earth Simulator statistically quantifies advantage of high resolution simulation-
[2017/02/02]
Carbon Dioxide Induces Partial Melting in the Asthenosphere
- A big step to settle arguments on plate tectonics -
[2017/01/27]
Foraminifera Pumps Proton for Shell Formation
- To buffer seawater against pH changes due to ocean acidification -
[2017/01/27]
World's First Estimation of Long-term Variations in Global Atmospheric Pollutant Emissions based on Data Assimilation
- Rapid increases over India and large variations over China -
[2017/01/21]
Kuroshio Enhances Bomb Cyclones
- A mechanism to induce explosive cyclones and jet stream -
[2017/01/11]
Shallow Fault Slip during 2011 Tohoku-oki Earthquake Quantified
- Clue to understand characteristic of shallow slip near trench axis -



2016

[2016/12/26]
Dr. Hajime Akimoto elected one of 2016 Fellows by AGU
[2016/12/20]
Enzymatic Production of Functional Chemicals from Wood Lignin
- New development of white biotechnology -
[2016/12/19]
Successful Sea Trials of New Ocean Mineral Resources Exploration System
- Enabling highly efficient ocean mineral resource sampling using ROV -
[2016/12/16]
Ascending Mantle Plume in the Society Hotspot
- A step to elucidate mantle dynamics -
[2016/12/08]
Precursory Signal for Stagnant Bonin Slab to Penetration into Lower Mantle
- Implications of Unusually Deep Bonin Islands Earthquake on May 30, 2015 -
[2016/11/30]
The 2016 Mie-ken Nanto-oki Earthquake Occurred Along a Plate Boundary Last Active in 1944
- New findings from an integrated seafloor and sub-seafloor monitoring network -
[2016/11/24]
T-Limit of the Deep Biosphere off Muroto: all operation completed
[2016/11/17]
Postseismic Slip after 2011 Tohoku Earthquake Detected by Seafloor Observations
- Significant insight to understand the generation process of large earthquakes -
[2016/11/16]
Thermal Interaction of Mantle and Core Reproduced with Newly Developed Numerical Model
- Earth's Cooling Mechanisms Elucidated -
[2016/11/11]
Chikyu Okinawa Drilling Expedition
“Hydrothermal Sediments in Okinawa Trough III”
[2016/11/11]
International Ocean Discovery Program Expedition 370 “T-Limit of the Deep Biosphere off Muroto” Completed
[2016/11/01]
Lavas from Petit-spot Volcanoes Presents Direct Evidence of Metasomatism
- Clue to elucidate mantle heterogeneity and plate -
[2016/10/19]
Mechanism of Resilience in Communities with Different Size Distributions
-Underlying mechanism of biodiversity-productivity relationships Clarified -
[2016/10/11]
High-temperature Limit for Life beneath Deep-sea Vent
- Shed new lights on the distribution of the boundary microbial community -
[2016/10/11]
Ocean–atmosphere Coupling Model Better Reproduces Madden–Julian Oscillation
- Towards more accurate climate prediction -
[2016/09/27]
New Hypothesis of Birth of Continents
- Nishinoshima may be recreating the continental crust formation from a waterworld in the early Earth -
[2016/09/06]
New Theory for Mantle Recycling
- Traces of carbonates found in basalts from Earth's deep mantle -
[2016/09/05]
International Ocean Discovery Program Expedition 370 “T-Limit of the Deep Biosphere off Muroto”
- Deciphering factors that constrain the extent of the deep biosphere in a subduction zone -
[2016/08/31]
Significant Correlations between Wet Removal Rates of Black Carbon and Accumulated Precipitation
- New findings for more accurate evaluation of black carbon impacts on global warming -
[2016/08/26]
Dense Field of Ferromanganese Nodules Found in Japanese Exclusive Economic Zone around Minamitorishima Island
- Clue to comprehensive understanding of genesis of oxide mineral resources -
[2016/08/04]
New Supercontinent “Amasia” Could be Formed in Northern Hemisphere Within ca. 250 Million Years
- Significant advancement in understanding what drives continental drift -
[2016/07/22]
Tsunamigenic subduction structure identified in Southern Ryukyu Trench
- Based on observation of plate boundary faults and low-frequency earthquakes -
[2016/07/22]
Siberian Larch Forests Can Persist Despite Permafrost Melting under Forecasted Warming Trends
- A new model presents more accurate prediction of global climate changes -
[2016/07/11]
Yuuko Takizawa wins Best Poster Award at “Biomarkers and Molecular Isotopes: International Workshop of Organic Geochemistry”
[2016/07/04]
Dr. Fujikura wins Best Poster Award at 23rd Pacific Science Congress
[2016/05/20]
Miyagi-ken-Oki Earthquake May Occur within Shorter Time Interval
- Suggested by successful reproduction of the 2011 Tohoku-Oki earthquake characteristics -
[2016/05/18]
Symbiotic Bacteria Found on Outer Surface of Deep-sea Clam Eggs
-Successful on-board spawning induction of Calyptogena Okutanii -
[2016/04/29]
Decrease in Terrestrial Water Storage in Arctic Region
- Tundra is rapidly drying up due to summer warming -
[2016/04/29]
Arctic Marine Biological Hotspot Supported by Underwater Storage House of Organic Matters
- First observation of annual variations in phytoplankton biomass -
[2016/04/28]
Chikyu Completes International Ocean Discovery Program (IODP) Expedition 365
[2016/04/21]
Deep-sea microorganisms preferentially utilize D-amino acids
- Mystery of microorganisms in deep-sea world -
[2016/04/14]
New Method Developed for Multiyear Climate Prediction
- Improvement of multiyear climate prediction by incorporating both oceanic and atmospheric observations into climate model -
[2016/03/31]
Greenery Effect in Tokyo Bay Zone Analyzed by Ultra-high-resolution Numerical Simulations
- Contribute to sustainable environmental measures towards and beyond 2020 Tokyo Olympics and Paralympics -
[2016/03/26]
Discovery of Natural MgSiO3 Tetragonal Garnet in Shocked Chondritic Meteorite
- A new clue to explore asteroidal impact events and Earth's mantle mineralogy -
[2016/03/18]
Chikyu International Ocean Discovery Program (IODP) Expedition 365: NanTroSEIZE Shallow Megasplay LTBMS
[2016/03/17]
High-performance Simulations of Global Seismic Wave Propagation with Unprecedented Accuracy of 1.2 Seconds Seismic Period
- A big progress for Earth's internal structure research using theoretical seismograms -
[2016/02/25]
Sulfide-rich Chimney on Artificial Seafloor Rapidly Growing
-Kuroko-ore cultivation project to start on a full-scale-
[2016/02/25]
Snowfall Induces Arctic River Ice Decrease
- Quantitative Evaluation of Global Warming Impacts on River Ice -
[2016/02/24]
Resemblance of Whale Fall Fauna between Atlantic and Pacific Ocean
-SHINKAI 6500 research provides clue to elucidate
deep-sea chemosynthetic communities-
[2016/02/20]
World's First Ship-based Observations of Atmospheric Black Carbon Particles over Arctic Ocean
-Towards more sophisticated prediction of climate changes around the globe-
[2016/02/17]
We will start operation of JAMSTEC Researchers Database
[2016/02/15]
Dr. Matsuoka and Dr. Oouchi won Outstanding Presentation Award at JSST2015 International Conference on Simulation Technology
[2016/02/09]
Cobalt-rich Ferromanganese Crust Extended beyond 5,500m Depth in Ocean
- A big leap for elucidation of genesis -
[2016/02/09]
Chikyu Okinawa Drilling Expedition
“Hydrothermal Sediments in Okinawa Trough II”
[2016/02/01]
Parallel Worlds Could Exist in Ocean Circulations
-Ensemble experiments analyze interannual variability of the Kuroshio Extension-
[2016/02/01]
Methane Emission Level and Trend by Region May Need to be Revised
~New simulations suggest overestimation in East Asia and tropical regions~
[2016/01/29]
Argo’s Global Array of Profiling Floats Revealed Ocean Changes
-Fifteen years of ocean observations and further challenges-
[2016/01/07]
“Dakar Niño/Niña” Phenomenon Identified for First Time off West African Coast
~A new path to seasonal predictability~



2015

[2015/12/21]
Dr. Fumio Inagaki awarded “The Taira Prize” by AGU
[2015/12/03]
Sea Bird and Ship Drift Data Help Capture Ocean Currents
~A new observation method for ocean current forecast~
[2015/12/02]
3D Laser Scanner Installed in AUV Visualizes Deep-sea Hydrothermal Fields
-A new innovative method for resource exploration-
[2015/11/30]
Long-period Ocean-bottom Motions Observed by DONET
(Dense Oceanfloor Network System for Earthquakes and Tsunamis)
~Significant contribution of oceanic sediment layers in source area of large subduction earthquakes to development of long-period ocean-bottom motions~
[2015/11/25]
A New Approach to El Niño Prediction
~Towards more accurate forecasts beyond boreal spring~
[2015/11/04]
Future outlook for Super El Niño
- Signs of La Niña in late 2016 -
[2015/10/31]
Observation of Deep-sea Environmental Changes after the 2011 Off the Pacific Coast of Tohoku Earthquake
~Long-term monitoring data at deep-sea stations provide new data~
[2015/10/16]
Slow Slip Area May Also Rupture During Megathrust Earthquakes
~Lab Experiments Reproduced Slow Slip Events in the Japan Trench Subduction Zone~
[2015/09/29]
Heterogeneous Symbiont Subpopulations Utilizing Different Energy Sources in a Deep-sea Bathymodiolus Mussel
~New Insights on Bacterial Symbiont Population's Adaptation to the Environment~
[2015/09/29]
[HPCI SPIRE Field3] Ensemble Kalman filter data assimilation and storm surge experiments of tropical cyclone Nargis
[2015/08/25]
Deep Sea Drilling at the Amami Sankaku Basin Revealed Wide Distribution of Fore-arc Basalts across the Izu-Bonin-Mariana Arc
~Record of spontaneous subduction initiated 52 million years ago~
[2015/08/21]
Dr. Haruna Sugahara awarded “The Geochemical Journal Award 2015” at Goldschmidt2015
[2015/08/18]
Resuspension of Shelf Sediments and Lateral Transport of Particles off Fukushima Coast
~Decrease in Cesium Level in Costal Sediments~
[2015/07/30]
$2 Million Wendy Schmidt Ocean Health XPRIZE Results Announced:
Japanese Team’s Hybrid pH Sensor Ranked 3rd for Accuracy Prize
[2015/07/30]
Interdecadal Modulation of Summer Monsoon in Japanese Costal Waters
~The Pacific-Japan Pattern Correlates with Rice Yields and Typhoons~
[2015/07/27]
Dr. Fumio Inagaki awarded “The Taira Prize” by AGU
[2015/07/24]
Signs of Indian Ocean Dipole Emergence As Predicted
- Prospects of the coming season -
[2015/07/24]
Exploring the limits of life in the deep biosphere
~Microbes discovered nearly 2.5 kilometers below the ocean floor~
[2015/07/17]
Reliable Estimation for Terrestrial CO2 Exchange Using Ground and Satellite Observations
~ Evaluation of Consistency between Two Different Approaches ~
[2015/07/16]
Innovation Promotion Office via Marine-Earth Science and Technology inaugurated
[2015/07/01]
J-OBIS website launched
[2015/06/07]
New research vessel named KAIMEI
[2015/05/08]
JAMSTEC Team Advances to Finals of $2 Million Wendy Schmidt Ocean Health XPRIZE
Global Competition to Revolutionize Ocean pH Sensor Technology Heads to the Pacific Ocean for Deep Sea Testing
[2015/04/27]
Forecasting Extreme Summertime Arctic Cyclone with Observations over Arctic Ocean
-Toward More Accurate Prediction for Safer Arctic Sea Cruise-
[2015/04/23]
Changes in Benthos Community on Artificial Hydrothermal Vent Field Produced by Seafloor Drilling
-Emergence of New Habitat with Migration and Reproduction of Deep-sea Benthos-
[2015/04/09]
JAMSTEC Yokosuka Headquarters Open Day
[2015/04/09]
Finding of Phagocytic Activities of Hemocytes from Deep-sea Bathymodiolus Mussel Species
~Basic Observation for Elucidating Symbiotic Mechanism of Deep-sea Organisms from Perspective of Immune Defense System~
[2015/04/09]
Utilize Around View Monitor (AVM) Technology for Unmanned Vehicles toward Highly-Efficient Subsea Operations
~Joint Development with Nissan and Topy Industries to Realize Drastic Improvement in Underwater Operation Efficiency~
[2015/03/27]
First Scientific Research by Ocean Research Vessel at Nishinoshima Volcano since November 2013
~Established Observation System for Volcanic Activity, Earthquakes and Tsunamis with Topographic Research, Infrasonic Observations and Video Filming~
[2015/03/19]
Cooling Effect of Urban Green Oasis
- Elucidated with 3D Observations and High-Resolution Simulations -
[2015/03/17]
Successfully Inhibit Cell Proliferation by Exploiting Vulnerability of Gene Expression System
~Potential for Application in Medical Fields~
[2015/03/17]
Discovery of Oxygen and Aerobic Microbial Life in Ultra-oligotrophic Deep-sea Sediments
-New paradigm for Earth’s element cycles and the biosphere-
[2015/02/24]
Identified Hadal/Trench Biosphere
-Microbial Communities in Hadal Water Masses in Mariana Trench-
[2015/02/12]
Successfully Reproduced Process of Continental Drift from Breakup of Pangea to Present-day Continental Distribution, Revealing Its Driving Force
- Cold Plums Formed Himalayas! -
[2015/02/10]
Deep-rooted Fluid Component Detected in Kumano Forearc Basin Mud Volcano
-New Findings about Fluid Regimes in Nankai Accretionary Wedge-
[2015/01/29]
Earth’s Free Oscillations Excited by Small Earthquakes in Nankai Trough
-New Incessant Excitation Sources Found-
[2015/01/20]
Demonstrated Possibility of Predicting Typhoon Genesis Two Weeks in Advance
- First Step Toward Realization of Typhoon Projection -



2014

[2014/12/17]
Reported Impact on Benthic Marine Environments Off Shimokita from the 2011 off the Pacific Coast Off Tohoku Earthquake and Tsunami
-Unexpected High Benthic Diversity in Ecosystems-
[2014/12/16]
Simulation Reproduced Repeating Earthquakes Triggered by 2011 off the Pacific Coast of Tohoku Earthquake
~ Demonstrated Important Analytical Approach for Earthquake Prediction ~
[2014/12/15]
Revealed Impacts of Smaller-scale Eddies in Northwest Pacific on Ocean Circulation
~Results of New High-resolution Simulation on Earth Simulator~
[2014/12/05]
Revealed Isotopic Distribution of Cu in Ocean with High Accuracy
~Isotopic Distribution of Trace Elements May Give Clue to Ocean General Circulation~
[2014/10/27]
How does Orbital Variations Affect Ancient Antarctica?
~East Antarctic Ice Volume Change during Pliocene and Early Pleistocene~
[2014/10/20]
Revealed Impact of Snow Cover on Soil Thermal Regime in Pan-Arctic Permafrost Regions
[2014/10/14]
Shinkaia crosnieri Obtains Nutrition from Epibiotic Bacteria Found on Setae
~ Nutritional Relationship between Epibiotic Chemosynthetic Bacteria and Deep-sea Invertebrate Clearly Demonstrated ~
[2014/09/11]
Greenhouse Gas Emission Pattern May Need To Be Revised
~ Comprehensive Evaluation of Hydroxyl Radical (OH) Distribution ~
[2014/09/05]
Conclusion of Letter of Intent (LOI) in regard of Research Cooperation between Japan Agency for Marine-Earth Science and Technology (JAMSTEC) and Ministry of Earth Sciences (MoES) in India
[2014/09/03]
Successfully Determined Formation Age of Oldest Ore Deposit in Japanese Islands
~ Re-Os Isotope Dating Revealed Formation Age of Hitachi Deposit ~
[2014/08/22]
International Workshop for Large-scale Research Cruises
(2014/11/06-07)
[2014/08/11]
Satellite-based Observations May Be Underestimating
Tropospheric NO2 Vertical Column Density (TropoNO2VCD)
~ Light Scattering Effects of Co-existing PM2.5 Aerosols ~
[2014/07/26]
Chikyu Okinawa Drilling Expedition:
“Hydrothermal Sediments in Okinawa Trough(HOT)”
(Expedition Report)
[2014/07/18]
"JAMSTEC deep-sea Data-Image Virtual Exploration System (JDIVES)" has been launched
[2014/07/10]
Role of Climate Variability in Heatstroke in Kanto Region Identified
[2014/06/25]
Drilling Expedition: Hydrothermal Sediments in Okinawa Trough
[2014/06/13]
Mediterranean Outflow and Its Global Significance
~ History of Mediterranean Outflow Water and Climate Changes ~
[2014/06/05]
(Third Report) DONET observation data partly being unavailable
[2014/06/02]
(Second Report) DONET Observation Data Currently Unavailable at 16 Stations- Partly Recovered
[2014/05/30]
(Flash Report) DONET Observation Data Currently Unavailable at 16 Stations
[2014/05/27]
Enhanced Role of Eddies in Arctic Marine Ecosystems
~ Sea Ice Reduction Creates Better Plankton Habitat ~
[2014/05/16]
When did Nitrogen Fixation for Supporting Major Life Process begin?
~ Discovery of Potential Existence of Nitrogen Fixing Microorganism in 3.5-Billion -Year-Old Hydrothermal Environments ~
[2014/05/07]
Month-long Predictability of Madden-Julian Oscillation (MJO) Demonstrated on K Computer Using Highly Complex New-generation Global Model
[2014/04/25]
“California Niño/Niña” Phenomenon Discovered for the First Time
[2014/04/11]
JAMSTEC Yokosuka Headquarters Open Day
[2014/04/04]
Real-time Ocean Bottom Tsunami Monitoring System Using Vector TsunaMeter Successfully Completes Trial Observation
[2014/04/03]
Seismic and Tsunami data of the 2014 northern Chile Earthquake (Mw 8.2) observed by DONET(prompt report)
[2014/03/31]
What drives plate motion?
~ New Discovery of Driving Forces of Plate Motion ~
[2014/03/04]
Two New Hydrothermal Fields Discovered in the Central Okinawa Trough ~Effectiveness of an investigation method for hydrothermal vents confirmed~
[2014/02/07]
Completion of QUELLE2013
[2014/02/05]
Projected response of the Indian Ocean Dipole to greenhouse warming
[2014/01/28]
Typhoon Haiyan: The Super Typhoon that Struck the Philippines in November 2013
[2014/01/21]
On the cold snap over North America in early Jan 2014



2013

[2013/07/08]
A new research vessel SHINSEI MARU has joined JAMSTEC's fleet
[2013/05/07]
Progress report on QUELLE2013 – an around-the-world voyage by the SHINKAI 6500
Surveys at Rio Grande Rise and Sao Paulo Ridge off Brazil
[2013/04/30]
CHIKYU+10 International Workshop was held
[2013/04/18]
The first meeting of JAMSTEC Advisory Board was held on 18th-20th March, 2013
[2013/03/21]
Discovery and distribution of mud containing very high concentrations of rare earth elements and yttrium around Minami-Torishima Island
(Minami-Torishima Survey Cruise)
[2013/03/07]
Radiosonde Observations over the Arctic Ocean Improve Model Reproductivity of Atmospheric Circulation at Mid and High Latitudes
—Role of Data Collected by the Research Vessel Mirai—



2011

[2011/03/15]
CHIKYU Starts "Deep Coalbed Biosphere off Shimokita" Expedition



2010

[2010/11/05]
CHIKYU Starts the NanTroSEIZE Stage 2 Expedition
[2010/11/05]
PICASSO sheds light on “the twilight zone” in the Ryukyu Archipelago.
[2010/09/02]
Collaboration with the Smithsonian Institution for "Ocean Portal"
[2010/09/01]
CHIKYU Starts "DEEP HOT BIOSPHERE" Expedition
[2010/07/16]
CHIKYU Starts the NanTroSEIZE Stage 3 Expedition
[2010/06/18]
Proposals for Filming/interviewing onboard CHIKYU Invited [Application deadline: 9 July 2010]
[2010/04/06]
Best Paper Awarded to CDEX Engineers at the 15th Formation Evaluation Symposium, 2009
[2010/01/26]
D/V CHIKYU Open to the Public at Shimizu Port with Related Events to Learn about her Mission (3/6,7)



2009

[2009/05/10]
Chikyu Starts the NanTroSEIZE Stage 2 Expedition
[2009/01/30]
A new "Deep Sea Image Database" has been released



2008

[2008/10/24]
The scientific ocean drilling is featured at new exhibition hall of the Smithsonian National Museum of Natural History



2007

[2007/09/14]
Expedition 316 starts
Shallow Megasplay and Frontal Thrusts
[2007/09/14]
First Access to the Megathrust Earthquake Zone
Nankai Trough Seismogenic Zone Experiment(NanTroSEIZE)
[2007/02/09]]
Joint Dive - SHINKAI 6500 & HYPER-DOLPHIN
[2007/02/07]
The Kenya-Japan Exchange Seminar on Marine-Earth Science:
Cooperating Towards a Better Planet Earth
[2007/01/23]
Blue Smoker - First blue hydrothermal emission