GX & Decarbonization Research

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This paper examines the responsibilities of auditors regarding non-financial information, including ESG data. It likely discusses challenges in enhancing reliability of disclosures and developing audit frameworks.

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This paper analyzes the current challenges and expansion of assurance services for integrated reports, highlighting the need for reliable assurance on non-financial information. It discusses the development of assurance standards and practi…

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Research on assurance of non-financial (ESG/sustainability) information. Discusses reliability and standards for assurance.

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This paper outlines the requirements for practitioners conducting assurance of sustainability information, including skills, qualifications, and independence. It contributes to enhancing assurance quality in Japan in alignment with SSBJ sta…

Yao Tong, Yoshiaki Shimazaki, Ken-ichi HASEGAWA +2

This study proposes the supply-chain production input-output (ScPIO) model for practical regional carbon footprint assessment. It overcomes limitations of conventional single-region and multi-region IO models by integrating national multipl…

Masamichi Ohba, Shogo Sakamoto, Hiroaki Kawase +2

This study uses Japan's large ensemble climate dataset (d4PDF) and machine learning to evaluate the impact of climate change on periods of low combined solar and wind output (Dunkelflaute) and system-level residual load. Projections show in…

Tobias Y. Ashiwa, Machiel Lamers, Chizu Sato

This study analyzes the integration of geothermal energy into traditional onsen practices (bathing, snow melting, heating) in a Japanese hot spring village using social practice theory. It shows how traditional practices were reinterpreted …

Keishiro Hara, Yutaka Iwasaki, Yukari Fuchigami

This study conducted a discussion experiment on carbon neutrality with city officials in Suita City, Japan, adopting the perspective of 'imaginary future generations' (IFGs). Results show that IFG adoption leads to changes in policy selecti…

Tekehiro Hatakeyama, Fumihiko Miyazaki, Ayami Otsuka +2

This paper examines the role of citizen participation and communication in regional decarbonization in Japan. Through a case study, it demonstrates the importance of citizen engagement for effective decarbonization strategies at the regiona…

Takashi Ishijima

This foreword introduces a special issue on the latest trends in marine equipment for alternative fuels and carbon neutrality. It outlines technological advancements and challenges in the decarbonization of the maritime industry, presenting…

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This paper quantitatively evaluates GHG emission reductions from gradually replacing natural gas with synthetic methane across the LNG supply chain. It calculates lifecycle emissions from production, transport, and combustion of synthetic m…

Yoshimasa Akashi, Kumiko Yamada, Koichi Ogawa +8

This study quantifies Scope 1 and Scope 2 GHG emissions from all 6996 elective surgeries at a Japanese university hospital. Scope 1 accounted for 71% of total emissions, driven largely by volatile anaesthetics (desflurane). Operative time h…

Munsuree Kalong, Noriaki Sano, Tetsuo Suzuki +2

This paper investigates the mechanochemical preparation of activated carbon-carbon nanotube composite electrodes for Zn-air batteries. The composite electrode aims to improve battery performance, contributing to energy storage technologies …

Tetsuro Yoshida, Eric Zusman

This paper examines how to integrate the health benefits of nature-based solutions (NbS) into urban climate policies, using Kawasaki, Japan as a case study. It proposes a framework for reflecting synergies between climate adaptation and hea…

Chapman Andrew, Karmaker Shamal Chandra, Tamura Kazushi +1

This paper discusses how tribology (friction, wear, lubrication) contributes to Japan's carbon neutrality goal. Reducing friction improves energy efficiency and extends machinery life, cutting CO2 emissions. Implementation in industry and p…

Okiliddin Isamutdinovich Alimov, Worldly Knowledge Publishing Centre

This paper provides a comprehensive analysis of Japan's GX policy, revealing a multi-layered approach combining renewables, nuclear, hydrogen/ammonia, and CCUS. It highlights strong policy commitments but also structural challenges such as …

Ronald C. Estoque

Tropical forest loss (TFL) before and after 2015 is assessed. Despite a downward trend from 2016-2022, average annual TFL was 34% higher than 2011-2015, and increased by 71% within protected areas. Current efforts insufficient to meet susta…

Noriyuki Segawa, Suliasi Vunibola, Viliame Kasanawaqa

This paper proposes a framework integrating ESG principles with a revised Joint Credit Mechanism (JCM) to attract private investment in sustainable infrastructure in Pacific Island countries. By allocating carbon credits to Japanese compani…

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This paper presents Mitsubishi Foods' logistics reform initiatives for building a sustainable supply chain, including modal shift and route optimization. It provides a practical case study for food companies seeking to reduce environmental …

Ryuta Tsurumi, Takahiro Yoshida

This study conducts spatiotemporal analysis of CO2 emissions in Japan's building sector using publicly available data from the mandatory GHG reporting system (FY2021-2022). By integrating floor area data, it evaluates energy use intensity a…