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We conduct research, analysis, evaluation, data collection, consulting, and other activities related to the energy sector as a whole, all aimed at achieving a net-zero carbon society. Our experienced researchers with diverse backgrounds are ready to assist in various fields.
Please click the button below to view a list of researchers in each field.

5 net zero businesses
(Hydrogen Ammonia / CCS / Renewable energy (Geothermal・Wind power) / Carbon recycling New business / Forest conservation )

Sakai Toshio

Principal Petroleum Engineer, Production & HSE Engineering, Business Planning & Development Department, INPEX Solutions, LTD.

Areas of expertise
  • Carbon Neutral Technology in terms of Turboexpander and CCS Public Acceptance
  • Production Engineering
  • HSE Engineering
Professional experience
1981: Joined INPEX Corporation (Former Teikoku Oil Co., LTD)
  • Engineering & Operation of Oil & Gas Fields at Niigata, Akita, Chiba and Offshore Fukushima in Japan
  • Engineering & Operation of Gas Transmission Pipeline in Japan
  • Engineering & Operation of Oil & Gas Fields in Venezuela
  • EOR Reaerach, both Steam & CO2 Flooding, in Turkey
  • Reservoir Simulation Study in Egypt
  • 2021: Joined INPEX Solutions, LTD
Recent Major Activities
Member of HSE Committee, Japan Association for Petroleum Technology

Kazuo Nomura

Principal Petroleum Engineer, Facility Engineering Net Zero Support Business Department

Area of expertise
  • Renewable Energies (Geothermal Power, Wind Turbine Generation, Solar Photovoltaic Generation)
Professional experience
Joined Teikoku Oil Company (now INPEX Co., Ltd.) in 2007. Meanwhile mainly in charge of domestic business. Specialty disciplines are structural engineering, civil engineering and archtecture. Qualifications are registered professional engineers (general technical management department, construction department) and a first-class architect Japan. Primary job careers are INPEX Mega-Solar Joetsu, onshore and offshore wind projects, geothermal projects, Naoetsu Tohun Dormitory (INPEX's own dormitory). Current position since January 2020.

Technical solutions and project-related supports to INPEX and other companies
Recent Major Activities
"Ocean Development Business Overview" revised for Ministry of Land, Infrastructure, Transport and Tourism Maritime Bureau

Masanori Kaseya

INPEX Solutions, LTD. Net Zero Support Business Department

Areas of expertise
  • Natural gas and LNG businesses
  • Renewable energies
  • Project and engineering managements
Professional experience
INPEX Ichthys, Abadi, and Domestic projects.

Climate Change & Energy Situation

Ryohei  Masumoto

INPEX Solutions Chief Analyst and General Manager of Research Business

Areas of expertise
  • Analysis of Energy Corporate Strategy
  • Analysis of Energy Supply and Demand
Professional experience
Join INPEX in 2013 as Analyst. Guest Researcher of Tokyo University
Recent Major Activities
Writing:Weekly Economist Managine
Guest speaker:Invernational Conference, Petroleum Institute Conference at Private Co. and Securities Co.
Reference/Links
EU's Energy policy
Japan's Carbon Credit Report
Japan's CCS Roadmap
Japan's Clean Energy Strategy
Outlook of 2022 Energy Market and Climate Change

Regional Affairs & International Politics

Akihito Fuse

Senior Research Advosor, Research Business Department, INPEX Solutions, LTD.

Areas of expertise
  • Economic, Political and Social situation of the Middle East region
  • International Politics in the Middle East resion
  • Energy Situation in the Middle East resion
Educational background
1982 Graduated from Faculty of Science, Hokkaido University
Professional experience
He joined Indonesia Petroleum, Ltd. (currently INPEX CORPORATION) in 1982 and specialized in petroleum geology, engaged in oil and natural gas exploration and development projects in countries and regions such as Indonesia, Algeria, Egypt, Iran, Iraq, Russia, and Greenland.
He assumed his current position in November 2019.
Recent Major Activities
Writing : Columns New World Diagmos, Musashino Institute for Global Affairs, The DAILY NNA (May 13th, 2022)
Lecture : "Middle East oil-producing countries facing an era of decarbonized energy transition", Economic Media Bulletin Ltd.
Lecture : "Middle East oil-producing countries facing an era of decarbonized energy transition", Japan Cooperaton Center for the Middle East
Lecture : "USA and China, Current location of the Middle East for each country", Japan Cooperaton Center for the Middle East
Reference/Links
What does the prisoner exchange agreement between the U.S. and Iran bring about?

Oil, Natural Gas & LNG Solutions

Tetsuya Nemoto

General Manager Principal Petroleum Engineer, Drilling & Completion Education & Training Business Deaprtment

Areas of expertise
  • Indonesila
  • Ausuralia
  • Suriname
  • Offshore Japan
Professional experience
Join INPEX (Indonesia Petroleum Exploration Ltd.) in 1983. First two (2) years, worked as a roughneck at JAPEX and JDC respectively. After that, engaged as Drilling Engineer, Night Supervisor, Day Supervisor, Drilling Superintendnet, Operation Manager and Project Manager at INPEX's Operator Project. Assigned to INPEX SLTs since April, 2020
Recent Major Activities
Transfer any required the drilling skill to INPEX's junior staff (less than 6 experienceyears) throug Skill Map
Plan and conduct the "visiting class" for junior high and/or elementary school
Key Achievements
Received APPEA Safety Award in 2003 and 2004.

Toshinori Inaba, Ph. D.

Principal Geoscientist, Geochemistry Oil & Gas Solution Business Department, INPEX Solutions, LTD.

Areas of expertise
  • Petroleum geochemistry
  • Organic geochemistry
  • Petroleum system analysis
Educational background
From 1979 to 1983, B. S. in Institute of Mineralogy, Petrology, and Economic Geology, Faculty of Science, Tohoku University.
From 1983 to 1985, M. S. in Department of Mineralogy, Petrology, and Economic Geology, Graduate School of Science, Tohoku University.
From 1997 to 2000, Ph. D. in Department of Earth and Planetary Sciences, Graduate School of Science, Hokkaido University.
Professional experience
From 1985 to 2001, Teikoku Oil Co., Ltd. as exploration geologist and geochemist.
From 2001 to 2004, the Egyptian Petroleum Development Co., Ltd. as geologist.
From 2004 to 2008, Teikoku Oil Co., Ltd. as exploration geologist and geochemist.
From 2008 to 2020, INPEX Corpration as exploration geologist and geochemist.
From 2020 to the present day, INPEX Solutions, LTD. as geoscientist.

Jiro Asada

Principal Geoscientist, Carbonate Geology, Oil & Gas Solution Business Department

Areas of expertise
  • Carbonate rock sedimentology/diagenesis
  • Petroleum/CCUS Geology (Exploration/Reservoir geology)
  • Geology in general
  • Project management
Educational background
Bachelor of Science in Geology, Shinsyu University.
Professional experience
He joined Japan Oil Development Company as geologist in 1981, and engaged in evaluation & development of giant oil fields in Abu Dhabi with 11 years expat experience. He was then transferred to INPEX Corporation in 2008, and worked in Technical Department where he engaged in reviewing and supporting most of INPEX carbonate rock projects in Middle East, Central Asia, Siberia, Northern Europe, South America and SE Asia as senor geologist. He joined INPEX Solution as principal geoscientist in January 2023 to present.
Recent Major Activities
Education & lectures on Carbonate rock geology
Reviews and supports on INPEX carbonate rock projects
Key Achievements
Microbialite-travertine research study project in collaboration with Universities in Brazil & Japan in 2013-2016 (funded by Brazil Frade R&D scheme)

Toru Ito

INPEX Solutions, LTD. Reserchand Techno-Solutions for Future Energy

Areas of expertise
  • Reservoir modeling
  • Reservoir Simulation
  • Generate development plan and review
Educational background
1983 Tokyo University - Bachelor of Resource Development Engineering
Professional experience
1983 April : Japan oil development Company
1989-1995 : Secondee ADMAOPCO Abudhabi
2010-2014 : Resevoir Engineer in Indonesia Jakarta
2021 : INPEX solutions
Recent Major Activities
Abu Dhabi lower zakum oil reservoir modeling and conducted simulation
Key Achievements
Gas reservoir modeling in Indonesia
Rock type modeling of Abu dhabi Reservoir

 Education, Training & HR Development

Yusuke Tanaka (Mr.)

Senior Research Advisor, Business Planning & Development Dept.

Areas of expertise
  • Non-Life Insurance (General theory & Business practice)
  • Risk & Insurance Management
  • Underwriting (incl. Captive Management, Producing a Global Programme)
Educational background
2004 (Oct~Nov): UW Training @Zurich Insurance Company (North America)
1996 (Sep~Oct): Chartered Insurance Institute, College of Insurance (Sevenoaks)
1986 (Mar): NIHON University, College of Law (LLB)
Professional experience
2022 (Sep)~: INPEX Solutions, Ltd. (Business Planning & Development Dept.)
2022(Apr~Aug): Lead, Insurance Group, Logistics & Insurance Unit
2018 (May)~2022 (Mar): Niigata Representative, Deputy General Manager, Logistics & Insurance Unit
2016 (Mar)~2018 (Apr): Deputy General Manager, Logistics & Insurance Unit
2016 (Jan)~2016 (Feb): Senior Coodinator, Logistics & Insurance Unit
2011 (jan)~2016(Jan): Manager, Insurance Group, Logistics & Insurance Unit
2010 (Jul): Joined INPEX Corporation (Insurance Group, Logistics & Insurance Unit,Logistics & IMT Division)
2003 (Apr)~2010 (Jul): Senior Casualty Underwriter, Zurich Corporate Division,
2003 (Apr): Joined Zurich Insurance Company (Japan Branch)
1986 (Apr)~2003 (Mar): Non-Marine Underwrting Dept. Niigata Branch (Sanjo Office), Secrecrariat of the Japan Atomic Energy Insurance Pool (JAEIP) (1998~2002, assigned from Nissan F&M), Corporate Production Dept (No.2)
1986 (Apr): Joined Nissan F&M Insurance (Current: Sompo Japan Insurance)
Recent Major Activities
  • Writing a practical text book on Non-Lige Insurance Business for Beginners and Intermediate (WIP)
  • Planning & Developing a Consulting Business on a "Empolyees' Training Programme for Insurance Industry"
  • Provide a "Empolyees' Training Programme for Insurance Industry" (Consultancy Business)
    Key Achievements
  • Co-Authored: Correspondence Course "Baisic Financial Business" Text Book(1989)
  • Instructor: ISJ (Insurance School of Japan) (2001) organized by The General & The General Insurance Association of Japan
Reference/Links
News: SLT launched "Consultancy Services for Employees' Training for Insurance Industry". (The Hoke -Mainichi Shinbun Newspaper)

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