2026

Journal Articles

peer-review

• Michio Murakami , Momo Takada , Yukihide Shibata , Kosuke Shirai , Susumu Ohnuma , Tetsuo Yasutaka (2026.5.18). Effects of information on acceptance of the final disposal of soils removed after the Fukushima accident and negative emotional responses to it. Journal of Radiation Research, rrag035, DOI: https://doi.org/10.1093/jrr/rrag035
• Yume Souma  ,Yukihide Shibata ,Mie Tsujimoto ,Qinglin Cui ,Takashi Nakazawa ,Tomoyuki Tatsumi ,Yoshiko Arima ,Susumu Ohnuma (2026.4.7). Effects of controversial contexts on opinion changes through discussion and evaluation of decisions: A group decision experiment regarding the issue of removed soil in Fukushima. PLoS One 21(4): e0346574. https://doi.org/10.1371/journal.pone.0346574
• Yoshiko Arima, Susumu Ohnuma, Yume Souma (2026.4.6). Emergence of class awareness: text analysis of reports from simulated society game participants. AI & Society, https://doi.org/10.1007/s00146-026-02986-y
• Mie Tsujimoto, Yuto Suzuki, Susumu ohnuma (2026.3.25). Practicing “the Removed Soil Game” as a Risk Communication Tool: Utilization for Experts and Practitioners. Japanese Journal of Risk Analysis,, 35(4), 235-246. DOI https://doi.org/10.11447/jjra.O-24-033

Books

Book chapter

• Yume Souma, Susumu Ohnuma (2026.3.30). Decide through discussion. Yumiko Taresawa and Hideharu Sugimoto (Eds.) Introduction of career management. Chapter 11. Nakanishiya Shuppan co.ltd., pp.148-161.

Conference Presentations

Symposium and Workshop etc.

• Susumu Ohnuma (2026.3.8). Discussant “Organized session: Decision-making under climate change and environmental psychology.” The 19th Annual Conference of the Japanese Society of Environmental Psychology. (University of Tsukuba, Tsukuba, Japan)

International Conference

• Quentin Ehkirch, Mana Uemura, Yasuaki Konda, Reona Uehara, Yume Souma, Susumu Ohnuma (2026.7.25). Role-play games to enhance perspective-taking in underlying common goods values:  case of removed soil from the Fukushima nuclear accident. 31st International Congress of Applied Psychology . [Oral] (Florence, Italy)
• Yume Souma, Quentin Ehkirch, Reona Uehara, Takashi Nakazawa, Tomoyuki Tatsumi, Yoshiko Arima, Susumu Ohnuma (20026.7.23). Effect of fair burden distribution on discussion and its outcomes:  Group decision experiment regarding the final disposal of removed soil outside Fukushima.  31st International Congress of Applied Psychology . [e-Poster] (Florence, Italy)
• Syakura Fatimah, Honoka Teragaki, Oliver Y. Hasegawa, Kazane Itoi, Naoko Kaida, Susumu Ohnuma (2026.7.23). Pro-environmental behaviors from the lifestyle perspective: An investigation into individual characteristics based on daily consumption patterns. 31st International Congress of Applied Psychology . [Oral] (Florence, Italy)
• Susumu Ohnuma, Quentin Ehkirch, Yume Souma, Mana Uemura, Yasuaki Konda, Reona Uehara (2026.7.23). Fair distribution fosters public understanding and acceptability: A case of the reuse and final disposal of removed soil from Fukushima. 31st International Congress of Applied Psychology . [e-Poster] (Florence, Italy)
• Yoshiko Arima and Susumu Ohnuma (2026.6.23). Trust Game Experiments with Active Inference: Modeling the Integration of Social and Economic Values. International Simulation and Gaming Association Conference 2026. [Oral]  (Stockholm, Sweden).
• Tomoyuki Kobayashi, Momo Takada, Kosuke Shirai, Yukihide Shibata, Susumu Ohnuma, Tetsuo Yasutaka, Michio Murakami (2026.2.27). Policy strength and public acceptance of decontaminated soil disposal. Annual Convention, the Society for Personality and Social Psychology. [Poster] (Chicago, Illinois, the USA)
• Oliver Y. Hasegawa, Honoka Teragaki, Kazane Itoi, Naoko Kaida, Mai Takahashi, Susumu Ohnuma (2026.2.27).  The significance of global identity in shaping pro-environmental behavior: Focus on plastic consumption and purchase. Annual Convention, the Society for Personality and Social Psychology. [Poster] (Chicago, Illinois, the USA)

Domestic Conference

• Susumu Ohnuma, Honoka Teragaki, Fatimah Syakura, Yoshiya Oliver Hasegawa, Kazane Itoi, Naoko Kaida (2026.3.8). Typologies of lifestyles and pro-environmental behavior. The 19th Annual Conference of the Japanese Society of Environmental Psychology. [Oral] (University of Tsukuba, Tsukuba, Japan)

• Yuzuki Ozawa, Kazane Itoi, Naoko Kaida, Susumu Ohnuma (2026.3.8). Consumer acceptance and determinants of recycled plastic daily products: Focusing on oral-contact level and perceived unsanitariness. The 19th Annual Conference of the Japanese Society of Environmental Psychology. [Oral] (University of Tsukuba, Tsukuba, Japan)

• Mai Takahashi, Yuta Ando, Misuzu Asari, Kaori Ando, Susumu Ohnuma (2026.3.8). Choice experiment on the visual characteristics of recycled plastic products: A field experiment in commercial facilities. The 19th Annual Conference of the Japanese Society of Environmental Psychology. [Oral] (University of Tsukuba, Tsukuba, Japan)