Akira Nagano; Noriko Tada; Makio C. Honda
Submesoscale structures observed in the shadow zone of Nishinoshima volcanic island by uncrewed surface vehicle
Discover Oceans, 07 Nov. 2025
2, 1

Takahito Ikenoue; Nanako O. Ogawa; Hidetaka Nomaki; Katsunori Kimoto; Makio C. Honda; Naohiko Ohkouchi; Tetsuichi Fujiki
New evaluation of vertical particulate organic carbon fluxes of submillimeter-sized phaeodarians in the mesopelagic twilight zone of the western North Pacific Ocean
Progress in Earth and Planetary Science, 10 Sep. 2025
[Reviewed]

Ruth G. Patterson; Meghan F. Cronin; Sebastiaan Swart; Joana Beja; Johan M. Edholm; Jason McKenna; Jaime B. Palter; Alex Parker; Charles I. Addey; Wieter Boone; Paban Bhuyan; Justin J. H. Buck; Eugene F. Burger; James Burris; Lionel Camus; Brad de Young; Marcel du Plessis; Mike Flanigan; Gregory R. Foltz; Sarah T. Gille; Laurent Grare; Jeff E. Hansen; Lars Robert Hole; Makio C. Honda; Verena Hormann; Catherine Kohlman; Naoko Kosaka; Carey Kuhn; Luc Lenain; Lev Looney; Andreas Marouchos; Elizabeth K. McGeorge; Clive R. McMahon; Satoshi Mitarai; Calvin Mordy; Akira Nagano; Sarah-Anne Nicholson; Sarah Nickford; Kevin M. O’Brien; David Peddie; Leandro Ponsoni; Virginie Ramasco; Nick Rozenauers; Elizabeth Siddle; Cheyenne Stienbarger; Adrienne J. Sutton; Noriko Tada; Jim Thomson; Iwao Ueki; Lisan Yu; Chidong Zhang; Dongxiao Zhang
Uncrewed surface vehicles in the Global Ocean Observing System: a new frontier for observing and monitoring at the air-sea interface
Frontiers in Marine Science, 07 Mar. 2025
12
[Reviewed]

Yuta Isaji; Koji Sugie; Naoto F. Ishikawa; Nanako O. Ogawa; Kazuhiko Matsumoto; Chisato Yoshikawa; Hajime Obata; Makio C. Honda; Naohiko Ohkouchi
Distributions of heme B and its implications on Fe biogeochemistry in the eastern Indian Ocean and the western North Pacific Ocean
Progress in Earth and Planetary Science, 11 Feb. 2025
12, 1
[Reviewed]

Makio C. Honda
Feasibility study of ocean carbon dioxide removal (mCDR)－Key points from the National Academies of Science, Engineering, and Medicine report－
Oceanography in Japan, 15 Jan. 2025
34, 1, 1, 36
[Reviewed]
Lead

Takahito Ikenoue; Ryota Nakajima; Satoshi Osafune; Eko Siswanto; Makio C. Honda
Vertical Flux of Microplastics in the Deep Subtropical Pacific Ocean: Moored Sediment-Trap Observations within the Kuroshio Extension Recirculation Gyre
Environmental Science & Technology, 26 Aug. 2024
58, 36, 16121, 16130
[Reviewed]

Noriko Tada; Akira Nagano; Satoru Tanaka; Hiroshi Ichihara; Daisuke Suetsugu; Daisuke Matsuoka; Makoto Ito; Tatsu Kuwatani; Makio C. Honda
Challenge for multifaceted data acquisition around active volcanoes using uncrewed surface vessel
Frontiers in Marine Science, 26 Jun. 2024
11
[Reviewed]

Nico Lange; Björn Fiedler; Marta Álvarez; Alice Benoit-Cattin; Heather Benway; Pier Luigi Buttigieg; Laurent Coppola; Kim Currie; Susana Flecha; Dana S. Gerlach; Makio Honda; I. Emma Huertas; Siv K. Lauvset; Frank Muller-Karger; Arne Körtzinger; Kevin M. O'Brien; Sólveig R. Ólafsdóttir; Fernando C. Pacheco; Digna Rueda-Roa; Ingunn Skjelvan; Masahide Wakita; Angelicque White; Toste Tanhua
Synthesis Product for Ocean Time Series (SPOTS) - a ship-based biogeochemical pilot
Earth System Science Data, 16 Apr. 2024
16, 4, 1901, 1931
[Reviewed]

Yoshihisa Mino; Chiho Sukigara; Hajime Kawakami; Masahide Wakita; Makio C. Honda
Mesopelagic particulate nitrogen dynamics in the subarctic and subtropical regions of the western North Pacific
Frontiers in Earth Science, 21 Sep. 2023
11

Eko Siswanto; Md. Latifur; Rahman Sarker; Benny N. Peter; Toshihiko Takemura; Takanori Horii; Kazuhiko Matsumoto; Fumikazu Taketani; Makio C. Honda
Variations of phytoplankton chlorophyll in the Bay of Bengal: Impact of climate changes and nutrients from different sources
Frontiers in Marine Science, Mar. 2023
10
[Reviewed]

Chisato Yoshikawa; Nanako O. Ogawa; Yoshito Chikaraishi; Akiko Makabe; Yohei Matsui; Yoshikazu Sasai; Masahide Wakita; Makio C. Honda; Yoshihisa Mino; Maki N. Aita; Tetsuichi Fujiki; Takuro Nunoura; Naomi Harada; Naohiko Ohkouchi
Nitrogen Isotopes of Sinking Particles Reveal the Seasonal Transition of the Nitrogen Source for Phytoplankton
Geophysical Research Letters, 16 Sep. 2022
49, 17
[Reviewed]

Eko Siswanto; Yoshikazu Sasai; Kazuhiko Matsumoto; Makio C. Honda
Winter–Spring Phytoplankton Phenology Associated with the Kuroshio Extension Instability
Remote Sensing, Feb. 2022
[Reviewed]

Jonaotaro Onodera; Eiji Watanabe; Motoyo Itoh; Naomi Harada; Makio C. Honda; Anders Tengberg; Yuichiro Tanaka; Takashi Kikuchi
Interannual Variation of Settling Particles Reflects Upper‐Ocean Circulation in the Southern Chukchi Borderland, 2010‐2014
Journal of Geophysical Research: Oceans, Dec. 2021
126, 12
[Reviewed]

Ryo Dobashi; Hiromichi Ueno; Nozomi Matsudera; Isao Fujita; Tetsuichi Fujiki; Makio C. Honda; Naomi Harada
Impact of mesoscale eddies on particulate organic carbon flux in the western subarctic North Pacific
Journal of Oceanography, 01 Oct. 2021
[Reviewed]

Takahito Ikenoue; Katsunori Kimoto; Yuriko Nakamura; Kjell R. Bjørklund; Naoki Kuramoto; Masaaki Ueki; Yuichi Ota; Jonaotaro Onodera; Naomi Harada; Makio C. Honda; Miyako Sato; Eiji Watanabe; Motoyo Itoh; Shigeto Nishino; Takashi Kikuchi
New evaluation of species‐specific biogenic silica flux of radiolarians (Rhizaria) in the western Arctic Ocean using microfocus X‐ray computed tomography
Limnology and Oceanography, 07 Sep. 2021
[Reviewed]

Fumikazu Taketani; Maki N. Aita; Takashi Sekiya; Kazuyo Yamaji; Kohei Ikeda; Kazuhiko Matsumoto; Makio C. Honda; Yugo Kanaya
Influence of deposition of atmospheric nitrogen compounds to the surface chlorophyll-a concentration over Japan sea
Earozoru Kenkyu, 2021
36, 1, 46, 54
[Reviewed]

Tetsuichi Fujiki; Ryuichiro Inoue; Makio C. Honda; Masahide Wakita; Yoshihisa Mino; Chiho Sukigara; Osamu Abe
Time‐series observations of photosynthetic oxygen production in the subtropical western North Pacific by an underwater profiling buoy system
Limnology and Oceanography, May 2020
65, 5, 1072, 1084
[Reviewed]

Takahito Ikenoue; Katsunori Kimoto; Yusuke Okazaki; Miyako Sato; Makio C. Honda; Kozo Takahashi; Naomi Harada; Tetsuichi Fujiki
Phaeodaria: An Important Carrier of Particulate Organic Carbon in the Mesopelagic Twilight Zone of the North Pacific Ocean
Global Biogeochemical Cycles, Aug. 2019
33, 8, 1146, 1160
[Reviewed]

Chiho SUKIGARA; Yoshihisa MINO; Hajime KAWAKAMI; Makio C. HONDA; Tetsuichi FUJIKI; Kazuhiko MATSUMOTO; Masahide WAKITA; Toshiro SAINO
Sinking dynamics of particulate matter in the subarctic and subtropical regions of the western North Pacific
Deep Sea Research I, 2019
144, 17, 27
[Reviewed]

Makio C. Honda; Yoshikazu Sasai; Eko Siswanto; Akira Kuwano-Yoshida; Hidenori Aiki; Meghan F. Cronin
Impact of cyclonic eddies and typhoons on biogeochemistry in the oligotrophic ocean based on biogeochemical/physical/meteorological time-series at station KEO
PROGRESS IN EARTH AND PLANETARY SCIENCE, Aug. 2018
5
[Reviewed]

Mario Uchimiya; Hideki Fukuda; Masahide Wakita; Minoru Kitamura; Hajime Kawakami; Makio C. Honda; Hiroshi Ogawa; Toshi Nagata
Balancing organic carbon supply and consumption in the ocean's interior: Evidence from repeated biogeochemical observations conducted in the subarctic and subtropical western North Pacific
LIMNOLOGY AND OCEANOGRAPHY, 08 May 2018
63, 5, 2015, 2027
[Reviewed]

Makio C. Honda; Masahide Wakita; Kazuhiko Matsumoto; Tetsuichi Fujiki; Eko Siswanto; Kosei Sasaoka; Hajime Kawakami; Yoshihisa Mino; Chiho Sukigara; Minoru Kitamura; Yoshikazu Sasai; Sherwood L. Smith; Taketo Hashioka; Chisato Yoshikawa; Katsunori Kimoto; Shuichi Watanabe; Toru Kobari; Toshi Nagata; Koji Hamasaki; Ryo Kaneko; Mario Uchimiya; Hideki Fukuda; Osamu Abe; Toshiro Saino
Comparison of carbon cycle between the western Pacific subarctic and subtropical time-series stations: highlights of the K2S1 project
JOURNAL OF OCEANOGRAPHY, Oct. 2017
73, 5, 647, 667
[Reviewed]

Yoshihisa Mino; Chiho Sukigara; Makio C. Honda; Hajime Kawakami; Kazuhiko Matsumoto; Masahide Wakita; Minoru Kitamura; Tetsuichi Fujiki; Kosei Sasaoka; Osamu Abe; Jan Kaiser; Toshiro Saino
Seasonal variations in the nitrogen isotopic composition of settling particles at station K2 in the western subarctic North Pacific
JOURNAL OF OCEANOGRAPHY, Dec. 2016
72, 6, 819, 836
[Reviewed]

Masahide Wakita; Makio C. Honda; Kazuhiko Matsumoto; Tetsuichi Fujiki; Hajime Kawakami; Sayaka Yasunaka; Yoshikazu Sasai; Chiho Sukigara; Mario Uchimiya; Minoru Kitamura; Toru Kobari; Yoshihisa Mino; Akira Nagano; Shuichi Watanabe; Toshiro Saino
Biological organic carbon export estimated from the annual carbon budget observed in the surface waters of the western subarctic and subtropical North Pacific Ocean from 2004 to 2013
JOURNAL OF OCEANOGRAPHY, Oct. 2016
72, 5, 665, 685
[Reviewed]

S. Lan Smith; Markus Pahlow; Agostino Merico; Esteban Acevedo-Trejos; Yoshikazu Sasai; Chisato Yoshikawa; Kosei Sasaoka; Tetsuichi Fujiki; Kazuhiko Matsumoto; Makio C. Honda
Contribution to the Themed Section: Advances in Plankton Modelling and Biodiversity Evaluation Flexible phytoplankton functional type (FlexPFT) model: size-scaling of traits and optimal growth
JOURNAL OF PLANKTON RESEARCH, Jul. 2016
38, 4, 977, 992
[Reviewed]

Minoru Kitamura; Toru Kobari; Makio C. Honda; Kazuhiko Matsumoto; Kosei Sasaoka; Rie Nakamura; Kazuyuki Tanabe
Seasonal changes in the mesozooplankton biomass and community structure in subarctic and subtropical time-series stations in the western North Pacific
Journal of Oceanography, Jun. 2016
72, 3, 387, 402
[Reviewed]

Makio C. Honda; Hajime Kawakami; Kazuhiko Matsumoto; Masahide Wakita; Tetsuichi Fujiki; Yoshihisa Mino; Chiho Sukigara; Toru Kobari; Mario Uchimiya; Ryo Kaneko; Toshiro Saino
Comparison of sinking particles in the upper 200 m between subarctic station K2 and subtropical station S1 based on drifting sediment trap experiments
JOURNAL OF OCEANOGRAPHY, Jun. 2016
72, 3, 373, 386
[Reviewed]

Yoshikazu Sasai; Chisato Yoshikawa; S. Lan Smith; Taketo Hashioka; Kazuhiko Matsumoto; Masahide Wakita; Kosei Sasaoka; Makio C. Honda
Coupled 1-D physical-biological model study of phytoplankton production at two contrasting time-series stations in the western North Pacific
JOURNAL OF OCEANOGRAPHY, Jun. 2016
72, 3, 509, 526
[Reviewed]

Eko Siswanto; Makio C. Honda; Kazuhiko Matsumoto; Yoshikazu Sasai; Tetsuichi Fujiki; Kosei Sasaoka; Toshiro Saino
Sixteen-year phytoplankton biomass trends in the northwestern Pacific Ocean observed by the SeaWiFS and MODIS ocean color sensors
JOURNAL OF OCEANOGRAPHY, Jun. 2016
72, 3, 479, 489
[Reviewed]

Eko Siswanto; Makio C. Honda; Yoshikazu Sasai; Kosei Sasaoka; Toshiro Saino
Meridional and seasonal footprints of the Pacific Decadal Oscillation on phytoplankton biomass in the northwestern Pacific Ocean
Journal of Oceanography, 02 Apr. 2016
72, 3, 465, 477

Ryuichiro Inoue; Makio C. Honda; Tetsuichi Fujiki; Kazuhiko Matsumoto; Shinya Kouketsu; Toshio Suga; Toshiro Saino
Western North Pacific Integrated Physical-Biogeochemical Ocean Observation Experiment (INBOX): Part 2. Biogeochemical responses to eddies and typhoons revealed from the S1 mooring and shipboard measurements
JOURNAL OF MARINE RESEARCH, Mar. 2016
74, 2, 71, 99
[Reviewed]

Chisato Yoshikawa; Hitomi Abe; Maki N. Aita; Florian Breider; Keichi Kuzunuki; Sakae Toyoda; Nanako O. Ogawa; Hisami Suga; Naohiko Ohkouchi; Sebastian O. Danielache; Masahide Wakita; Makio C. Honda; Naohiro Yoshida
Insight into nitrous oxide production processes in the western North Pacific based on a marine ecosystem isotopomer model
Journal of Oceanography, 08 Jul. 2015
1, 18
[Reviewed]

Hajime Kawakami; Makio C. Honda; Kazuhiko Matsumoto; Masahide Wakita; Minoru Kitamura; Tetsuichi Fujiki; Shuichi Watanabe
POC fluxes estimated from Th-234 in late spring-early summer in the western subarctic North Pacific
JOURNAL OF OCEANOGRAPHY, Jun. 2015
71, 3, 311, 324
[Reviewed]

Eko Siswanto; Kazuhiko Matsumoto; Makio C. Honda; Tetsuichi Fujiki; Kosei Sasaoka; Toshiro Saino
Reappraisal of meridional differences of factors controlling phytoplankton biomass and initial increase preceding seasonal bloom in the northwestern Pacific Ocean
REMOTE SENSING OF ENVIRONMENT, Mar. 2015
159, 44, 56
[Reviewed]

Kazuhiko Matsumoto; Makio C. Honda; Kosei Sasaoka; Masahide Wakita; Hajime Kawakami; Shuichi Watanabe
Seasonal variability of primary production and phytoplankton biomass in the western Pacific subarctic gyre: Control by light availability within the mixed layer
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, Sep. 2014
119, 9, 6523, 6534
[Reviewed]

Tetsuichi Fujiki; Kazuhiko Matsumoto; Yoshihisa Mino; Kosei Sasaoka; Masahide Wakita; Hajime Kawakami; Makio C. Honda; Shuichi Watanabe; Toshiro Saino
Seasonal cycle of phytoplankton community structure and photophysiological state in the western subarctic gyre of the North Pacific
LIMNOLOGY AND OCEANOGRAPHY, May 2014
59, 3, 887, 900
[Reviewed]

Eiji Watanabe; Jonaotaro Onodera; Naomi Harada; Makio C. Honda; Katsunori Kimoto; Takashi Kikuchi; Shigeto Nishino; Kohei Matsuno; Atsushi Yamaguchi; Akio Ishida; Michio J. Kishi
Enhanced role of eddies in the Arctic marine biological pump
NATURE COMMUNICATIONS, May 2014
5, 3950
[Reviewed]

Masahide Wakita; Shuichi Watanabe; Makio C. Honda; Akira Nagano; Katsunori Kimoto; Kazuhiko Matsumoto; Hajime Kawakami; Tetsuichi Fujiki; Minoru Kitamura; Kenichi Sasaki; Kosei Sasaoka; Yoshiyuki Nakano; A. Murata
Ocean acidification from 1997 to 2011 in the subarctic western North Pacific Ocean
BIOGEOSCIENCES, Dec. 2013
10, 7817, 7827
[Reviewed]

Kazuhiko MATSUMOTO; Tetsuichi FUJIKI; Makio C. HONDA; Masahide WAKITA; Hajime KAWAKAMI; Minoru KITAMURA; Toshiro SAINO
Inhibition of primary production by nitrile rubber O-rings in Niskin sampler
JAMSTEC Report of Research and Development, 2012
14, 17, 25
[Reviewed]

Hajime Kawakami; Makio C. Honda; Kazuhiko Matsumoto; Tetsuichi Fujiki; Shuichi Watanabe
East-West Distribution of POC Fluxes Estimated from Th-234 in the Northern North Pacific in Autumn
JOURNAL OF OCEANOGRAPHY, Feb. 2010
66, 1, 71, 83
[Reviewed]

Hajime KAWAKAMI; Makio C. HONDA; Kazuhiko MATSUMOTO; Tetsuichi FUJIKI; Shuichi WATANABE
East-west distribution of nutrients and dissolved inorganic carbon in the northern North Pacific in autumn
The Open Oceanography Journal, 2010
4, 1, 99, 106
[Reviewed]

Makio C. Honda; Kosei Sasaoka; Hajime Kawakami; Kazuhiko Matsumoto; Shuichi Watanabe; Tommy Dickey
Application of underwater optical data to estimation of primary productivity
DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, Dec. 2009
56, 12, 2281, 2292
[Reviewed]

Tetsuichi Fujiki; Kazuhiko Matsumoto; Makio C. Honda; Hajime Kawakami; Shuichi Watanabe
Phytoplankton composition in the subarctic North Pacific during autumn 2005
JOURNAL OF PLANKTON RESEARCH, Feb. 2009
31, 2, 179, 191
[Reviewed]

Hajime Kawakami; Makio C. Honda; Masahide Wakita; Shuichi Watanabe
Time-series observation of dissolved inorganic carbon and nutrients in the northwestern north pacific
JOURNAL OF OCEANOGRAPHY, Dec. 2007
63, 6, 967, 982
[Reviewed]

Kosei Sasaoka; Sei-ichi Saitoh; Ichio Asanuma; Keiri Imai; Makio Honda; Yukihiro Nojiri; Toshiro Saino
Temporal and spatial variability of chlorophyll-a in the western subarctic Pacific determined from satellite and ship observations from 1997 to 1999
Deep Sea Research Part II: Topical Studies in Oceanography, Jan. 2002
49, 24-25, 5557, 5576
[Reviewed]

Makio C. Honda; Tatsuo Aono; Michio Aoyama; Yasunori Hamajima; Hajime Kawakami; Minoru Kitamura; Yukio Masumoto; Yasumasa Miyazawa; Masayuki Takigawa; Toshiro Saino
Dispersion of artificial caesium-134 and -137 in the western North Pacific one month after the Fukushima accident (vol 46, pg e1, 2012)
GEOCHEMICAL JOURNAL, 2019
53, 5, 339, 339

Eiji Watanabe; Jonaotaro Onodera; Naomi Harada; Makio C. Honda; Katsunori Kimoto; Takashi Kikuchi; Shigeto Nishino; Kohei Matsuno; Atsushi Yamaguchi; Akio Ishida; Michio J. Kishi
Enhanced role of eddies in the Arctic marine biological pump (vol 5, 3950, 2014)
NATURE COMMUNICATIONS, Sep. 2015
6

Makio C. Honda
The ocean iron fertilization project as mCDR: introduction of ExOIS　　　　　　　　　　　　　　　
2025年度名古屋大学ISEE共同利用研究集会 「CO2除去に関わる海の生物炭素ポンプ研究の現状と将来展望」, 17 Mar. 2026, [Invited]

本多牧生
The ocean's ability of the uptake of CO2 and effectiveness of mCDR　　　　　　　　　　　　　　　
トヨタ・コンポン研究所ワークショップ, 10 Mar. 2026, [Invited]

Makio C. Honda
Estimation of POC flux by backscatter data obtained from BGC-Argo float　　　　　　　　　　　　　　　
AGU-OSM2026, 26 Feb. 2026

Makio C. Honda
The ocean's ability of the uptake of CO2 and mCDR　　　　　　　　　　　　　　　
海を拓く現場観測研究会, 15 Dec. 2025, [Invited]

本多牧生
The characteristics of the biological carbon pump at the subtropical time-series station KEO　　　　　　　　　　　　　　　
2025年度日本海洋学会秋季大会, 22 Sep. 2025

Makio C. Honda
mCDR by enhancing the biological carbon pump: Effectiveness of the artificial upwelling　　　　　　　　　　　　　　　
コンクリート殻の海洋利用に伴うブルーカーボン効果に関わる意見交換会, 23 Jun. 2025, [Invited]

Makio C. Honda
mCDR by enhancing the biological carbon pump: Ocean Iron Fertilization　　　　　　　　　　　　　　　
海洋技術フォーラム, 08 Apr. 2025, [Invited]

Makio Honda
Global environment and ocean　　　　　　　　　　　　　　　
High school environment summit Japan and Hawaii 2025, 21 Jan. 2025, [Invited]

Makio Honda
The study of the biological pump by using the time-series sediment trap mooring system　　　　　　　　　　　　　　　
Training course on subsurface mooring observation and application, 12 Sep. 2024, [Invited]