| March, 2008 | |||
| name | Title | ||
| Master | Tadasuke Kido | Sensitive determinations of stable nitrogen isotopic composition of organic nitrogen : Application to the oeanic nitrogen fixation |
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| Bachelor | Satoko Daita | Tracing nitrogen cycles in natural waters using the triple oxygen isotopic compositions as tracers | |
| March, 2007 | |||
| name | Title | ||
| Ph.D | Sohiko Kameyama | Stable isotope geochemistry on the variations of oceanic trace gases through biological activities | |
| Master | Satoru B. Ohkubo | Triple oxygen isotopic compositions of nitrate in natural waters | |
| Master | Uta Konno | Distribution of dissolved hydrogen molecules in ocean: Implication for H2 production in the oeans and application to estimate nitrogen fixation rate |
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| Master | Shunsuke Saegusa | Geochemical studies on the seafloor massive methane hydrate, off Joetsu area, Japan Sea | |
| Master | Keisuke Furumochi | Stable isotope geochemistry of dissolved non-methane hydrocarbons in ocean | |
| March, 2006 | |||
| name | Title | ||
| Master | Sinsuke Kawagucci | Long-term observation on the triple oxygen isotopic composition of stratospheric CO2: Implications for photochemistry and air mass transport in the stratosphere |
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| Master | Kenji Maegawa | Seafloor methane seepages processes and origins in forearc region |
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| Bachelor | Sumie Asano | バッチ法による硝酸塩の定量的二酸化炭素化法の検討と 硝酸塩蒸発岩の三酸素同位体組成定量 |
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| Bachelor | Koichiro Iguchi | 琉球弧南部および太平洋南極海嶺における新規海底熱水活動の探索 | |
| Bachelor | Tai Ishikawa | Quantifying triple oxygen isotopic compositions of organic aerosols | |
| Bachelor | Tadasuke Kido | Sensitive determinations of stable nitrogen isotopic composition of PON/DON through chemical conversion to N2O : Application to the oeanic nitrogen fixation | |
| March, 2005 | |||
| name | Title | ||
| Ph.D | Toyoho Ishimura | Ecological and geochemical characterizations of foraminifera in submarine methane seepage area | |
| Ph.D | Daisuke D. Komatsu | Applications if stable isotope tracers to study geochemical processes of atmospheric trace gases | |
| Master | Ayako Kosaka | Geochemistry of highly acidic hydrothermal fluid from a submarine arc volcano and alkalic cold seep fluids from a forearc serpentine seamount, Mariana arc | |
| Master | Junko Yamaguchi | Study of light hydrocarbons in sea surface using it's stable carbon isotopic composition as a tracer | |
| Bachelor | Satoru B. Ohkubo | Origin of methane in hydrothermal fluids at Okinawa Trough | |
| Bachelor | Uta Konno | Liquid CO2 venting on seafloor: Yonaguni IV Knoll hydrothermal system, Okinawa Trough | |
| Bachelor | Shunsuke Saegusa | Distribution of methane in deep-sea water at Nankai Trough area | |
| Bachelor | Hitomi Satoh | Origin and seasonal variations of atmospheric methane in Siberia | |
| March, 2004 | |||
| name | Title | ||
| Ph.D | Akira Ijiri | Stable isotopic studies on fluid and gas migration in forearc sediments | |
| Ph.D | Tomohiro Toki | Geochemical studies on the origin of methane in crustal fluids using carbon isotopes of methane and carbon dioxide as tracers | |
| Master | Sohiko Kameyama | Geochemical studies on submarine groundwater discharges using methane and nitrous oxide as tracers | |
| Master | Akinari Hirota | Geochemical studies on microbial activities within deep sea venting fluids by using methane as a tracer | |
| Bachelor | Sinsuke Kawagucci | Development and application of the system for quantification of mass independent oxygen isotope anomaly in carbon monoxide | |
| Bachelor | Masao Nishimura | Origin and seasonal variations of polluted air in the East Asia using stable isotope compositions | |
| March, 2003 | |||
| name | Title | ||
| Master | Shingo Kudo | Quantitative analysis of mass independent fractionation in oxygen isotopes of stratospheric carbon dioxide | |
| Bachelor | Shinsuke Ichibayashi | Chemical characteristics of hydrothermal plume waters at the fourth Yonaguni Knoll in Okinawa Trough and Kermadec arc ocean district | |
| Bachelor | Ayako Kosaka | Geochemistry of cold seep fluids at Kuroshima Knoll | |
| Bachelor | Junko Yamaguchi | Origin of atmospheric benzen using it's stable carbon isotopic composition as a tracer | |
| March, 2002 | |||
| name | Title | ||
| Master | Daisuke D. Komatsu | Stable isotopic studies of atmospheric trace ases in soil | |
| Bachelor | Ikarashi | Vertical distributions of concentration and stable isotopic composition of carbon monoxide in the eastern Asian troposphere | |
| Bachelor | Hiroyuki Tatewaki | Remote temperature measurements of volcanic fumarole by using isotopic equilibrium between carbon compounds in volcanic gas | |
| Bachelor | Akinari Hirota | Geochemical studies of cold seep site at eastern margin area of Japan Sea | |
| Bachelor | Murata Hideyuki | Chemical Characteristics of Sea-floor Hydrothermal Systems in the Southwestern Okinawa Trough | |
| March, 2001 | |||
| name | Title | ||
| Master (Univ. Tokyo) |
Tomohiro Toki | Methane migration from the Nankai Trough accretionary prism | |
| Master (TITECH) |
Yohsuke Hachisu | Measurements of stable carbon and oxygen isotopic compositions of CO in urban air | |
| Master (TITECH) |
Mitsuhiro Yamazaki | Time-series vertical profiles of 13C in methane in the Western North Pacific | |
| Bachelor | Fumitaka Kouzuma | Comparison of chemical characteristics of sea-floor hydrotehrmal systems at arc volcanoes in the northwestern Pacific | |
| Bachelor | Shingo Kudo | Carbon and oxygen stable isotopic compositions of stratospheric CO2 over Japan | |