GX & Decarbonization Research

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This paper analyzes the role of local actors in the formation of distributed renewable energy systems. It discusses the possibilities and challenges of community-led energy transition.

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This paper quantifies multiple scenarios for Japan to achieve a decarbonized society by 2050, evaluating technical and economic feasibility. It provides numerical estimates of renewable energy deployment and CO2 reduction, offering insights…

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This paper proposes a method to assess regional suitability between variable renewable energy (VRE) supply and non-residential electricity demand during renewable energy expansion, with a case study of Japanese regions. It provides insights…

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This paper examines strategies for the accumulation and development of renewable energy industries in Fukushima Prefecture. Against the backdrop of post-Fukushima nuclear disaster reconstruction and energy transition, it aims to revitalize …

Takahiro Sasaki, Godai Suzuki, Masatoshi Funabashi

This study proposes an Atmosphere-Biomass-Soil (ABS) model integrating carbon stock and flow via system dynamics. It compares monoculture and synecoculture, showing synecoculture achieves net-negative carbon budgets in temperate and tropica…

Miyu Matsunobu, Kyosuke Hiyama, Yutaka Oura

This study quantitatively evaluates the trade-off between increased upfront carbon from high-performance building envelopes and operational carbon reduction, using a medium-sized office building across Japan's 8 climate zones. Low-E triple …

Fujimoto, Yu, Sugano, Soma, Mitsuoka, Masataka +3

This dataset provides 30-minute resolution time series of Carbon Intensity (CI) and Demand-Sensitive Carbon Intensity (SCI) for 333 municipalities in Japan, covering April 2024 to March 2025. It uses a baseline scenario with TSO mixes to es…

Ratih Kemala Dewi, Qiliang Huang, Rahmatullah Hashimi +4

Developed a soil health assessment framework for Japanese Andosols using a 19-year organic soybean field experiment. No-tillage with cover crops and biochar increased soil organic carbon and soil health scores, which strongly correlated wit…

Soumya Basu, Takaya Ogawa

This study evaluates the scalability and sustainability impacts of integrating Napier grass cultivation with biofertilizer production and dairy systems in rural West Bengal. Field evidence shows biofertilizer and irrigation optimization sig…

Cao L.

This study surveys Japanese citizens' willingness to pay for a carbon tax, providing insights into public acceptance and policy design. The findings inform carbon pricing feasibility.

Kobayashi H.

This paper analyzes the role of carbon pricing in Japan's GX (Green Transformation) and renewable energy deployment, with comparisons to the United States. It likely offers policy insights and practical implications.

Alvin Lim Teik Zheng, Ellie Yi Lih Teo, Omar Faruqi Marzuki +4

This review critically examines how mechanochemical ball milling has evolved into a precision strategy for engineering interfacial charge-transfer architectures in photocatalytic systems, focusing on how ball-milling-induced solid-solid int…

Zaid Muhamad

This paper compares the energy transitions of Japan and Sri Lanka, two island nations. It analyzes Japan's post-Fukushima structural shock and efficiency-driven recovery, and Sri Lanka's 2022 energy crisis using the Environmental Kuznets Cu…

Toyoshima T, Takaguchi H

This study simulates the potential of EV-based demand response in the Tokyo Station Front District, projecting building stock and electricity demand to 2050. Results show that bidirectional V2B/V2G charging can reduce annual energy costs by…

Oliver R. J. King, Eduardo Luckie-Herrera, Nathan Skillen

This perspective paper argues for a diverse portfolio of low-carbon and renewable hydrogen pathways beyond electrolysis, emphasizing the need for multiple production methods to support the hydrogen economy. It provides strategic insights fo…

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This paper presents a pipeline audit of ESG narrative disclosure accessibility among 200 Japanese listed companies. It finds that 195 firms provide some form of ESG disclosure, but identifies issues in quality and consistency. The findings …

Satoshi Honma

This study analyzes the impact of carbon pricing policies on emissions reduction in Japan. It highlights effectiveness and challenges, offering insights for future carbon pricing design.

Kaoru Natsuda, Martin Schröder

This study examines Japan's carbon-neutral automotive policy, detailing the Multi-Pathway Strategy (technology-neutral promotion of various powertrains) and green supply chain networks. It critiques the Tank-to-Wheel method, advocating for …

C. Carpenter

This case study presents successful TCP and acidizing operations in a highly depleted volcanic gas reservoir for a CCUS project in Japan's Hirai field. The work involved oriented perforation, mud loss prevention with CaCO3, and integration …

Park J.

This study compares actual measured greenhouse gas emissions from a medium-sized diesel engine of a vessel with estimates from a domestic calculation method. It analyzes discrepancies and provides insights to improve calculation accuracy, c…