2021 - 2025 An integrated study on the transformation of Ainu society after the battle of Koshamain
2021 - 2024 The gold dust of Ezo(Hokkaido) and the Oshu Fujiwara clan, an interdisciplinary research project
2020 - 2023 地域貢献で育む理工系女子学生のキャリアと持続可能な教育プログラムの開発
2014 - 2017 Oshu-Fujiwara clan and the gold dust from Ezo-ga-shima or Hokkaido
Papers (3):
NAKAMURA Kazuyuki, YAMAMOTO Keiko, TERAKADO Osamu. Is the gold dust of the Yanagino Gosho ruins the gold dust of Ezogashima?. Annual Report of the Hiraizimi Studies. 2019. 19. 31-43
Shimogoori Akio, Kitami Ken, Takehana Yasuhiko, Nitta Kazuo, Yamamoto Keiko, Kitamura Kouichi. Research for the Math Achievements and Vision for the Math Education after Reorganization in HNCT. Japanese colleges of technology education journal. 2014. 37. 341-346
YAMAMOTO Keiko, SAGAE Masahiko. Nonparametric Density Estimate by Piecewise Linear Kernel Function. Ouyou toukeigaku. 2002. 30. 3. 145-160
YAMAMOTO Keiko, SAGAE Masahiko. Nonparametric Piecewise Linear Density Estimation. Research reports of the Faculty of Engineering, Gifu University. 2002. 52. 81-88