2017 - 2020 Construction of survey method of submarine hot-spring discharge for elucidation of relationship between bioproductivity at coastal zone and ingredients of hot spring water
2013 - 2017 The role of deep fluid enhancing the exhumation of UHP rocks.
2013 - 2016 Study of hot spring ingredient outflow into river for understanding of its environmental load and influence to ecosystem
2011 - 2015 Structure and mass movement of hydrothermal system beneath volcanoes related with failed eruptions
2010 - 2013 Investigation of deep fluid using maluti-solid-phase inclusions
2009 - 2011 Research on structure of volcano-geothermal system in NorthernTaiwan -Comparative study on both sides of Ryukyu Volcanic Arc
2008 - 2010 A basic study for paleoclimate reconstruction techniques focusing on the internal brown pinstripes of speleothem
2007 - 2009 Research on structure of volcanic field and related magma activity for understanding preparing process of caldera eruptions
2005 - 2008 The root zone dynamics under the continent collision zone. The elucidation of the fluid activity at extremely high pressure and high temperature conditions
2002 - 2004 Chemical and hydrological evaluation of discharge fluxes of magmatic carbon dioxide from volcano springs
1999 - 2002 4.火山湧水の同位体水文学的研究
1999 - 2002 4.Isotope hydrology of volcano spring
1999 - 2001 火山体土壌空隙を介しての火山ガスと大気の相互作用
1997 - 1999 Interaction between magmatic fluid and meteoric water at an active volcano
1996 - 1998 Study of Geothermal Structure and Processes of Hydrothermal Fluid Flow in the Central Kyushu, Japan
1995 - 1996 Deep Meteoric Water Circulation and Magmatic Fluid Discharge at an Active Volcano
1996 - 2.天然水の色彩化学的研究
1996 - 2.Colorimetric and geochemical study of natural waters
1993 - 1995 Study on Geothermal Fluid Flow Processes and Subsurface Structure
1993 - 3.台風の地球化学的研究
1993 - 3.Geochemical study on typhoon
1992 - 1.火山・地熱ガスの地球科学的研究
1992 - 1.Study on volcanic and geothermal gases
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Papers (116):
Prototype geochemical towing observation system for detection of coastal seafloor discharge of volcanic fluids and its evaluation of performance at volcanic CO2 upwelling area. 2022. 52. 3. 107-121
Ogawa Koki, Shibata Tomo, Mishima Taketoshi, Takemura Keiji, Osawa Shinji. Distribution of carbon dioxide released in the southern part of Beppu. Abstracts of Annual Meeting of the Geochemical Society of Japan. 2017. 64. 126-126
Flux measurements of carbon dioxide at Beppu geothermal area using a portable non-dispersive infrared (NDIR) gas analyzer. 2017
Shindoh, T, Ohsawa, S, Mishima, T, Watanabe, Y, Tagami, T. Preservation processes of paleoflood in stalagmite -case study of Inazumi Underwater Cave, Oita, NE Kyushu,Japan -. JpGU-AGU Joint Meeting 2017. 2017
日本火山学会
, 日本温泉科学会
, 日本水文科学会
, 日本陸水学会
, 日本地熱学会
, 日本地球化学会
, Balneological Society of Japan
, Japanese Association of Hydrological Sciences
, The Japanese Society of Limnology
, The Geothermal Research Society of Japan
, Geochemical Society of Japan