JAMSTEC Researchers Database

  • Iwao Ueki
Department
Research Institute for Global Change (RIGC) Center for Coupled Ocean-Atmosphere Research (CCOAR) Ocean-Atmosphere Climate Research Group Group Leader
Career
Senior Researcher

Profile

Speciality

Research Achievement

Peer reviewed publications (Belonging to JAMSTEC)

  • Ayako Seiki, Akira Nagano, Ning Zhao, Iwao Ueki, and Satoru Yokoi. Diurnal SST warming and the boreal summer intraseasonal oscillation in the Philippine Sea: Contrasts between early and late summer. SOLA:Scientific Online Letters on the Atmosphere, 2023, 19, p. 289-297, doi: 10.2151/sola.2023-038
  • K. Ando, I. Ueki, Y. Kuroda. インド・太平洋域における海洋観測の過去から現在、そして未来. 海洋理工学会誌, 2023, 27, 2, p. 51-71, doi: 10.14928/amstec.27.2_51
  • Horii, T., Ueki, I., Siswanto, E., and Iskandar, I.. Long-term shift and recent early onset of chlorophyll-a bloom and coastal upwelling along the southern coast of Java. Frontiers in Climate, 2023, 5, doi: 10.3389/fclim.2023.1050790
  • Akira Nagano, Biao Geng, Kelvin J. Richards, Meghan F. Cronin, Kyoko Taniguchi, Masaki Katsumata, Iwao Ueki. Coupled atmosphere–ocean variations on timescales of days observed in the western tropical Pacific warm pool during mid-March 2020. JOURNAL OF GEOPHYSICAL RESEARCH - Oceans, 2022, 127, 10, p. e2022JC019032, doi: 10.1029/2022JC019032
  • Horii, T., Siswanto, E., Iskandar, I., Ueki, I., and Ando, K.. Can Coastal Upwelling Trigger a Climate Mode? A Study on Intraseasonal-Scale Coastal Upwelling Off Java and the Indian Ocean Dipole. GEOPHYSICAL RESEARCH LETTERS, 2022, 49, 15, doi: 10.1029/2022GL098733
  • Naoya Suzuki, Yohei Ueda, Naohisa Takagai, Iwao Ueki, Atsutoshi Ikeda. Effects of wind fluctuations and various drag coefficient models on air-sea momentum flux estimation at high wind speeds. 海洋理工学会誌, 2022, 27, 1, p. 73-79
  • Takeshi Iinuma, Motoyuki Kido, Yusaku Ohta, Tatsuya Fukuda, Fumiaki Tomita, Iwao Ueki. GNSS-Acoustic Observations of Seafloor Crustal Deformation Using a Wave Glider. Frontiers in Earth Science, 2021, 9, doi: 10.3389/feart.2021.600946
  • Horii, T., Ueki, I., and Ando, K.. Coastal upwelling events, salinity stratification, and barrier layer observed along the southwestern coast of Sumatra. JOURNAL OF GEOPHYSICAL RESEARCH - Oceans, 2020, 125, 12, doi: 10.1029/2020JC016287
  • Mikiko Fujita, Tatsuya Fukuda, Iwao Ueki, Qoosaku Moteki, Tomoki Ushiyama, Kunio Yoneyama. Experimental Observations of Precipitable Water Vapor over the Open Ocean Collected by Autonomous Surface Vehicles for Real-Time Monitoring Applications. SOLA:Scientific Online Letters on the Atmosphere, 2020, 16A, Special_Edition, p. 19-24, doi: 10.2151/sola.16A-004
  • Yuji Kashino, Takuya Hasegawa, Fadli Syamsudin, Iwao Ueki. Temperature and salinity variability at intermediate depths in the western equatorial Pacific revealed by TRITON buoy data. JOURNAL OF OCEANOGRAPHY, 2019, 76, p. 121-139, doi: 10.1007/s10872-019-00530-9
  • Meghan F. Cronin, Chelle L. Gentemann, James Edson, Iwao Ueki, Mark Bourassa, Shannon Brown, Carol Anne Clayson, Chris Fairall, J. Thomas Farrar, Sarah T. Gille, Sergey Gulev, Simon A. Josey, Seiji Kato, Masaki Katsumata, Elizabeth Kent, Marjolaine Krug, Peter J. Minnett, Rhys Parfitt, Rachel T. Pinker, Paul W. Stackhouse Jr., Sebastiaan Swart, Hiroyuki Tomita, Douglas Vandemark, Robert A.Weller, Kunio Yoneyama, Lisan Yu, and Dongxiao Zhang. Air-sea fluxes with a focus on heat and momentum. Frontiers in marine science, 2019, doi: doi: 10.3389/fmars.2019.00430
  • William S. Kessler, Susan E. Wijffels,Sophie Cravatte, Neville Smith, Kentaro Ando, Iwao Ueki, Adrienne Sutton, Meghan F. Cronin, Yolande Serra, Janet Sprintall, E. Robert Kursinski, Katherine Hill, Kim Cobb. Chapter 9 Emerging Technologies: Assessing Potential for the Backbone. Second Report of TPOS 2020, 2019, p. 157-174
  • Akira Nagano, Iwao Ueki, Takuya Hasegawa, Kentaro Ando. Ocean-Atmosphere Observations in Philippine Sea by Moored Buoy. OCEANS 2018 - MTS/IEEE Kobe Techno-Ocean, 2018
  • T. Horii, I. Ueki, and K. Ando. Coastal upwelling events along the southern coast of Java during the 2008 positive Indian Ocean Dipole. JOURNAL OF OCEANOGRAPHY, 2018, 74, 5, p. 499-508, doi: 10.1007/s10872-018-0475-z
  • Akira Nagano, Takuya Hasegawa, Iwao Ueki, Kentaro Ando. El Nino-Southern Oscillation-time scale covariation of sea surface salinity and freshwater flux in the western tropical and northern subtropical Pacific. GEOPHYSICAL RESEARCH LETTERS, 2017, 44, p. 6895-6903, doi: 10.1002/2017GL073573
  • 藤井 信宏,植木 巌,古畑 正樹,橋向 高幸,山田 正樹,畳指 祥子,福田 海,長濱 徹哉,横田 牧人,福田 達也,石原 靖久,安藤 健太郎. m-TRITONブイの有効データの取得率と改善. JAMSTEC Report of Research and Development, 2017, 24, p. 11-20, doi: doi:10.5918/jamstecr.24.10
  • Ando K, Y Kuroda, Y Fujii, T Fukuda, T Hasegawa, T Horii, Y Ishihara, Y Kashino, Y Masumoto, K Mizuno, M Nagura, I Ueki. Fifteen Years Progress of the TRITON Array in the Western Pacific and Eastern Indian Oceans. JOURNAL OF OCEANOGRAPHY, 2017, 73, 4, p. 403-426, doi: 10.1007/s10872-017-0414-4
  • Horii, T., F. Syamsudin, S. Ibnu, I. Ueki, and K. Ando. Intraseasonal coastal upwelling signal along the southern coast of Java observed using Indonesian tidal station data. Journal of Geophysical Research - Oceans, 2016, 121, 4, p. 2690-2708, doi: 10.1002/2015JC010886
  • Horii, T., I. Ueki, K. Ando, T. Hasegawa, K. Mizuno, and A. Seiki. An impact of intraseasonal salinity variation on sea surface temperature in the eastern equatorial Indian Ocean. Journal of Oceanography, 2016, 72, 2, p. 313-326, doi: 10.1007/s10872-015-0337-x
  • Yuji Kashino, Iwao Ueki and Hedeharu Sasaki. Ocean variability east of Mindanao: Mooring observations at 7°N, revisited. JGR-Ocean, 2015, 120, 4, p. 2540-2554, doi: 10.1002/2015JC010703
  • Horii, T., I. Ueki, and K. Ando. Contrasting development and decay processes of Indian Ocean Dipoles in the 2000s.. Scientific Online Letters on the Atmosphere, 2013, 9, p. 183-186, doi: 10.2151/sola.2013-041
  • HASEGAWA TAKUYA , ANDO KENTARO , UEKI IWAO , MIZUNO KEISUKE , HOSODA SHIGEKI. Upper-ocean salinity variability in the tropical Pacific: Case study for quasidecadal shift during 2000s using TRITON buoys and ARGO floats. Journal of Climate, 2013, 26, p. 8126-8138, doi: 10.1175/JCLI-D-12-00187.1
  • Iwao Ueki and Ando Kentaro. Detection of Pacific Tropical Water variability by taut-line moorings in the western equatorial Pacific. Journal of Oceanography, 2013, 69, p. 429-441, doi: 10.1007/s10872-013-0184-6
  • 浅川 賢一、植木 巌. 海洋における塩分計測と光センサ技術. 光技術コンタクト誌, 2013, 51, 5, p. 18-25
  • Horii, T., I. Ueki, K. Ando, and K. Mizuno. Eastern Indian Ocean warming associated with the negative Indian Ocean dipole: A case study of the 2010 event.. Journal of Geophysical Research - Oceans, 2013, 118, doi: 10.1002/jgrc.20071
  • Horii, T., I. Ueki, and K. Hanawa. Breakdown of ENSO predictors in the 2000s: Decadal changes of recharge/discharge-SST phase relation and atmospheric intraseasonal forcing. Geophysical Research Letters, 2012, 39, doi: 10.1029/2012GL051740
  • Evidence of wind‐evaporation‐sea surface temperature (WES) feedback in the western Pacific warm pool during the mature phase of the 1997-98 El Nino. Geophys. Res. Lett., 2011, 38, doi: doi:10.1029/2011GL047179
  • 植木 巌. Evidence of Wind-Evaporation-Sea surface temperature (WES) feedback in the western Pacific warm pool during 1997-98 El Nino. Geophysical Research Letter, 2011, 38, doi: 10.1029/2011GL047179
  • Iwao Ueki, Nobuhiro Fujii, Yukio Masumoto and Keisuke Mizuno. Data evaluation for newly developed slack-line mooring buoy deployed in the eastern Indian Ocean. J. Atmos. Oceanic Technol, 2010, 27, p. 1195-1214, doi: http://dx.doi.org/10.1175/2010JT
  • 植木 巌,藤井 暢弘 , 升本 順夫 , 水野 恵介. Data evaluation for a newly developed slack-line mooring buoy deployed in the eastern Indian Ocean. J. Atmos. Oceanic. Technol., 2010, 27, p. 1195-1214
  • Horii, T., Y. Masumoto, I. Ueki, H. Hase, and K. Mizuno. Mixed Layer Temperature Balance in the Eastern Indian Ocean during the 2006 Indian Ocean Dipole. Journal of Geophysical Research - Oceans, 2009, 2008JC005180, p. C0701,, doi: 10.1029/2008JC005180
  • 升本 順夫,Takanori Horii(地球環境観測研究センター) , Iwao Ueki(地球環境観測研究センター) , Hideaki Hase(地球環境観測研究センター) , Kentaro Ando(地球環境観測研究センター) , Keisuke Mizuno(地球環境観測研究センター). Short-term Upper-Ocean Variability in the Central Equatorial Indian Ocean during 2006 Indian Ocean Dipole Event. Geophysical Research Letters, 2008, 35, L14S09, doi: 10.1029/2008GL033834
  • Horii, T., H. Hase, I. Ueki, and Y. Masumoto. Oceanic Precondition and Evolution of the 2006 Indian Ocean Dipole. Geophysical Research Letters, 2008, 35, L03607, doi:10.1029/2007GL032464, p. L03607,, doi: 10.1029/2007GL032464
  • Ryan John . Western Pacific modulation of large phytoplankton blooms in the central and eastern equatorial Pacific. JGR Biogeosciences, 2006, 111, doi:10.1029/2005JG000084, doi: 10.1029/2005JG000084
  • 植木 巌,柏野祐二,黒田芳史. Observation of current variations off the New Guinea coast including the 1997-1998 El Nino period and their relationship with Sverdrup transport. Journal of Geophysical Research Oceans Vol. 108, No. C7, 3243, doi:10.1029/2002JC001611, 2003
  • 植木 巌,Kentaro Ando, Yoshifumi Kuroda, Kunio Kutsuwada (TOKAI Univ.). Salinity variation and its effect on dynamic height along the 156E in the Pacific warm pool. Geophysical Research Letters 29(14), 1689, doi: 10.1029/2001GL013993, 2002

Non-peer reviewed publications (Belonging to JAMSTEC)

  • 植木巌. JAMSTECにおけるWave Gliderを利用した活動 ー多角的運用に向けてー. 水路新技術講演集, 2018, 31, p. 3-4
  • Weidong Yu, Raleigh Hood, Nick D'Adamo, Mike McPhaden,Rameyo Adi, Rita Tisiana, Dwi Kuswardani, Ming Feng, Greg Ivey, Tony Lee,Gary Meyers, Iwao Ueki, Michael Landry, Rubao Ji, Cabell Davis, Widodo Pranowo, Lynnath Beckley, and Yukio Masumoto. Eastern Indian Ocean Upwelling Research Initiative Science Plan. EIOURI Science Planning team, 2016
  • Iwao Ueki, Tatsuya Fukuda, Takayuki Hashimukai. TRITON moorings for the tropical ocean climate. ARGOS forum, 2015, 81, p. 10-11
  • Iwao Ueki. Planned JAMSTEC’s Activities on the International Indian Ocean Expedition-2. Proceeding Tomography Lombok Strait Meeting 2015: A vast challenge to monitor Indonesian Throughflow (ITF), 2015, p. 12-17
  • 安藤 健太郎,Yasuhisa Ishihara(JAMSTEC) , Takanori Horii(JAMSTEC) , Yuji Kashino(JAMSTEC) , Iwao Ueki(JAMSTEC) , Yukio Masumoto(JAMSTEC) , Takuya Hasegawa(JAMSTEC) , Keisuke Mizuno(JAMSTEC) , Tatsuya Fukuda(JAMSTEC) , Hideaki Hase(JAMSTEC) , Shiochiro Baba(JAMSTEC). Tropical Indo-Pacific Ocean Climate Study (TOCS) and Triangle Trans-Ocean Buoy Network (TRITON) buoy array. Proceedings of the OceanObs'09 Conference, ESA Publication WWP-306, 2009, doi: 10.5270Oceanobs09
  • 植木 巌,長濱 徹哉. Evaluation of property change of pressure sensor installed on TRITON buoys. JAMSTEC Report of Research and Development, 2005, p. 51-55
  • 安藤 健太郎,, Iwao Ueki, Taiyo Kobayashi, Eitarou Oka, Yoshifumi Kuroda, Kensuke Takeuchi. Current status of TRITON buoy project and JAMSTEC Argo project - Reviews on the quality controls of salinity data from these platforms. PICES Science Report, 2003
  • 植木 巌,松本 健寛(マリン・ワーク・ジャパン), 長濱 徹哉(マリン・ワーク・ジャパン),  安藤 健太郎,  黒田 芳史. トライトン電気伝導度センサーの経時変化補正法の改良. 海洋科学技術センター試験研究報告 47, 49-67, 2003

Invited oral presentation(Belonging to JAMSTEC)

  • Takanori Horii, Iwao Ueki, Qoosaku Moteki, Kelvin J. Richards, Kentaro Ando. Shoaling of the thermocline southwest of Sumatra observed by R/V Mirai during December 2017. Asia Oceania Geosciences Society (AOGS) 2018, 2018
  • Takanori Horii, Iwao Ueki, Kentaro Ando. Contrasting Development and Decay Processes of Indian Ocean Dipoles during Recent Decades. Japan Geoscience Union (JpGU) Meeting 2018, 2018
  • 植木 巌. JAMSTECにおけるWave Gliderを利用した活動―多角的運用に向けてー. 平成28年度海洋情報部研究成果発表会, 2017

oral presentation(Belonging to JAMSTEC)

  • 勝俣昌己・耿驃・植木巌・森修一・横井覚. 淡水フラックスによる海洋表層成層への影響の観測:YMC-Sumatra2017 集中観測の事例. 日本気象学会2018年度秋季大会, 2018
  • 堀井 孝憲, 植木 巌, 茂木耕作, Kevin J. Richards, 松本和彦, 安藤 健太郎. 2017年12月に観測されたスマトラ島南西沿岸部における水温・クロロフィル変動. 日本海洋学会2018年度秋季大会, 2018
  • M. Katsumata, B. Geng, S. Yokoi, S. Mori, R. Shirooka, and I. Ueki. Fresh water flux estimated by shipboard C-band polarimetric radar and its possible impact to the oceanic stratification observed in the Maritime Continent. 10th European Conference on Radar in Meteorology and Hydrology (ERAD 2018), 2018
  • Masaki KATSUMATA, Biao GENG, Iwao UEKI, Makito YOKOTA, Takanori HORII, Satoru YOKOI. Fresh water flux and its possible impact to the oceanic stratification: Outline and preliminary results from YMC-Sumatra 2017 field campaign using instruments onboard R/V Mirai, Wave Glider and m-Triton buoy. 15th annual meeting of Asia Oceania Geosciences Society, 2018
  • Kunio Yoneyama, Shuichi Mori, Satoru Yokoi, Junko Suzuki, Masaki Katsumata, Iwao Ueki, Tomoe Nasuno, Urip Haryoko, Fadli Syamsudin, Kelvin Richards. YMC-Sumatra 2017 Field Campaign as one of Intensive Observation Periods of the YMC: Overview. Asia Oceania Geosciences Society (AOGS) 15th Annual Meeting, 2018
  • Iwao Ueki. Sumatra mooring for the eastern Indian Ocean upwelling research. JpGU2018, 2018
  • Horii, T., I. Ueki, and K. Ando. Coastal upwelling events along the southern coast of Java during the 2008 positive Indian Ocean Dipole. Japan Geoscience Union (JpGU) Meeting 2018, 2018
  • 米山邦夫、森修一、横井覚、鈴木順子、勝俣昌己、植木巌、那須野智江、Urip Haryoko、Fadli Syamsudin. YMC-Sumatra 2017 集中観測概要. 日本気象学会 2018年度春季大会, 2018
  • katsumata, yoneyama, yokoi, mori, ueki, geng, nasuno, syamsudin, haryoko. Contrasted features of the coastal heavy precipitation and their environment captured by a series of field campaign "YMC-Sumatra". European Geosciences Union General Assembly 2018, 2018
  • 植木 巌. Wave Gliderによる海面フラックス計測 -ブイ観測との比較-. 平成29年度三官庁海洋業務連絡会海洋測器専門委員会, 2018
  • 堀井 孝憲, 植木 巌, Fadli Syamsudin, Ibnu Sofian, 安藤 健太郎. インドネシアの潮位データを活用したスマトラ・ジャワ島沖の沿岸湧昇の観測研究. 平成29年度名古屋大学宇宙地球環境研究所研究集会:インド洋/太平洋域における海洋循環/環境応用に関する研究集会, 2017
  • Kentaro Ando, Iwao Ueki, Masaki Katsumata, Yasuhisa Ishihara. Review of the TRITON array and future directions of the ocean climate observations in the western tropical Pacific Ocean. Forum “Science for Blue Growth in the South China Sea”of Viet Nam National Institute of Oceanography, 2017
  • Iwao Ueki, Makito Yokota, Tatsuya Fukuda, Kentaro Ando, Yasuhisa Ishihara. Development of the air-sea flux observing system. JpGU-AGU Joint Meeting 2017, 2017
  • 堀井 孝憲, 植木 巌, Fadli Syamsudin, Ibnu Sofian, 安藤 健太郎. Intraseasonal coastal upwelling signal along the southern coast of Java observed by Indonesian tidal station data.. JpGU-AGU Joint Meeting 2017, 2017
  • Kentaro Ando, Iwao Ueki, Yasuhisa Ishihara. New observing strategy for the western tropical Pacific Ocean. 10th WESTPAC International Scientific Conference, 2017, p. 32-32
  • 植木巌、横田牧人、福田達也、安藤健太郎、石原靖久、浜野 洋三、杉岡裕子. Wave Gliderによる海上気象および上層海洋観測. H28年度海洋測器専門委員会, 2017
  • 植木 巌・横田 牧人・福田 達也・藤井 信宏・安藤 健太郎・石原靖久. Wave Gliderによる海面フラックス計測. 2016年度日本海洋学会秋季大会, 2016
  • 永野 憲, 長谷川 拓也, 植木 巌, 安藤 健太郎. ENSOに関連して変動する西部熱帯太平洋の淡水フラックスと表層塩分. 日本海洋学会2016年度秋季大会, 2016
  • 安藤健太郎、植木巌、長谷川拓也. 2014から2015年のエルニーニョ現象 - MR14-06航海結果を含め -. Blue Earth Symposium 2016, 2016
  • 永野憲, 長谷川拓也, 植木巌. 海面係留ブイによるフィリピン海大気海洋観測. ラージスケール海洋循環フェスタ2015, 2015
  • 長谷川拓也, 横井覚, 茂木耕作, 勝俣昌己, 植木巌, 安藤健太郎, 米山邦夫. 新しい海洋観測測器であるUnderwayCTD 観測結果の紹介. 日本地球惑星科学連合2014年大会, 2014

Poster presentation(Belonging to JAMSTEC)

  • 永野憲,植木巌,安藤健太郎,勝俣昌己,脇田昌英,長谷川拓也. 係留ブイによる西部北太平洋暖水プール北縁の大気海洋観測(II). ブルーアースサイエンス・テク2019, 2019
  • 横井 覚・米山 邦夫・植木 巌(海洋研究開発機構),Fadli Syamsudin(BPPT), Urip Haryoko(BMKG),Kelvin Richards(ハワイ大学IPRC),他MR17-08航海乗船研究者. スマトラ島西岸沖における海洋大気観測:MR17-08航海概要. ブルーアースサイエンス・テク2019, 2019
  • 堀井孝憲, 植木巌, 安藤健太郎. アルゴフロートで観測されたスマトラ・ジャワ島南西部の沿岸湧昇. ブルーアースサイエンス・テク2019, 2019
  • Horii, T., I. Ueki, and K. Ando. Coastal upwelling events along the southern coasts of Sumatra and Java observed by Argo floats. 6th Argo Science Workshop, 2018
  • 長谷川拓也,永野憲,植木巌,安藤健太郎. 西部熱帯太平洋における大気海洋変動とエルニーニョ変調の関係. 日本海洋学会2018年度秋季大会, 2018
  • Horii, T., I. Ueki, and K. Ando. Coastal upwelling along the southern coast of Java during Indian Ocean Dipole events. 2018 Ocean Science Meeting, 2018
  • Akira Nagano, Takuya Hasegawa, Iwao Ueki, Kentaro Ando. Barrier Layer at the Northern Edge of the Western North Pacific Warm Pool. Ocean Sciences Meeting 2018, 2018
  • 堀井 孝憲, 植木 巌, 安藤 健太郎. 「みらい」によるスマトラ島南西沿岸の沿岸湧昇の観測. ブルーアースサイエンス・テク2018, 2018
  • 永野憲,植木巌,長谷川拓也,安藤健太郎. 係留・漂流ブイによる西部北太平洋暖水プール北縁の大気海洋観測. ブルーアースサイエンス・テク2018, 2018
  • Iwao Ueki, Yoshikazu Sasai, Kousei Sasaoka. Physical-biogeochemical variability in the Sumatra-Java upwelling region. JpGU-AGU Joint Meeting 2017, 2017
  • Horii, T., I. Ueki, and K. Ando. Intraseasonal coastal upwelling and heat balance in the mixed layer along the southeastern coasts of Sumatra and Java. JpGU-AGU Joint Meeting 2017, 2017
  • 中野善之・横田牧人・植木巌・江頭毅・木下勝元. m-TRITONブイ用pH-CO2ハイブリッドセンサーの開発. ブルーアース2017, 2017
  • Takanori Horii, Iwao Ueki, Fadli Syamsudin, Ibnu Sofian, and Kentaro Ando. インドネシアの潮位データによって観測された沿岸湧昇のシグナルとその海面水温変動との関係. 2017年ブルーアースシンポジウム, 2017
  • Takanori Horii, Iwao Ueki, Fadli Syamsudin, Ibnu Sofian, and Kentaro Ando. Intraseasonal coastal upwelling signal along the southern coast of Java observed by Indonesian tidal station data. CLIVAR Open Science Conference, 2016
  • 堀井 孝憲, 植木 巌, 安藤 健太郎, 長谷川 拓也, 水野 恵介, 清木 亜矢子. 東部赤道インド洋における季節内スケールの塩分変動とその海面水温への影響. 日本海洋学会2016年度秋季大会, 2016
  • 安藤健太郎、長谷川拓也、植木巌. 西部赤道太平洋表層海洋循環の季節から10 年規模変動. 日本海洋学会春季大会, 2016
  • 安藤健太郎、植木巌. 熱帯太平洋海洋観測システム- TPOS2020プロジェクト -. ブルーアースシンポジウム2016, 2016
  • 長谷川拓也・植木巌・安藤健太郎. 西部熱帯太平洋における大気海洋変動とENSO長期変調の関係. 2014年度日本海洋学会秋季大会, 2014