Personal profile
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External positions
コース主任, 帝京大学 理工学部 総合理工学科 環境バイオテクノロジーコース
Apr 2025 → …
教授, Teikyo University
Apr 2017 → …
准教授, 帝京大学
Nov 2011 → …
機能性評価研究二部長, (株)明治
Apr 2011 → …
機能研究センター長, 明治製菓(株)
Oct 2009 → …
明治製菓(株) 食品開発研究所入社
Apr 1985 → …
Research Fields
- Food sciences
- Plant molecular biology and physiology
- Applied microbiology
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 2 Zero Hunger
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SDG 3 Good Health and Well-being
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Collaborations and top research areas from the last five years
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High ceramide content in fermented cocoa bean shells (Theobroma cacao L.)
Yaita, Y., Sato, Y., Kubota, T., Yumoto, E., Sakiyama, K., Yoshida, H., Hagiwara, H., Utsunomiya, H., Sakazawa, T. & Koga, J., 1 Feb 2026, In: Bioscience, Biotechnology and Biochemistry. 90, 2, p. 257-260 4 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Ingestion of dark chocolate improves constipation and alters the intestinal microbiota in Japanese women
Ito, H., Shimonaka, A., Natsume, M., Yonekura, K., Fukasawa, T., Ito, S., Sawazaki, A., Tamura, K., Kimura, I. & Koga, J., 2025, In: Bioscience of Microbiota, Food and Health. 44, 3, p. 196-204 9 p.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
Structure, Function, and Biological Activity of Rice Phytoalexins and Elicitors
Koga, J., 1 Jan 2024, Plant-Derived Antimycotics: Current Trends and Future Prospects. CRC Press, p. 497-524 28 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
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Dietary Fungal Glucosylceramide and Ceramide Reduce the Formation of Aberrant Crypt Foci in 1,2-Dimethylhydrazine-Treated Mice: Differences in the Role of Glucosylceramide and Ceramide
Yamashita, S., Tsuruma, T., Honda, T., Hashimoto, S., Kaneda, S., Ezure, T., Kubota, T., Yumoto, E., Miyashita, K., Koga, J. & Kinoshita, M., 20 Jan 2023, In: ACS Food Science and Technology. 3, 1, p. 85-91 7 p.Research output: Contribution to journal › Article › peer-review
Open Access7 Scopus citations -
A new method for the preparation of a purified glucosylceramide and ceramide from shiitake mushroom
Yazawa, M., Kubota, T., Kaneko, Y., Otsuka, Y., Onuki, Y., Nanakubo, H., Sato, M., Hongo, Y., Mochizuki, M., Usui, K., Kaneko, C., Miyamoto, H., Suto, R., Waki, T., Kasahara, M., Ohashi, A., Yumoto, E., Yamane, H. & Koga, J., 1 Dec 2022, In: Bioscience, Biotechnology and Biochemistry. 86, 12, p. 1680-1687 8 p.Research output: Contribution to journal › Article › peer-review
3 Scopus citations