Fusion Method for Designing Computer-Based Learning Game. - Takanobu Umetsu; Tsukasa Hirashima; Akira Takeuchi (ICCE, 2002)

Design Method for Learning Games Based on Key Structure and Behavior. - Takanobu Umetsu; Tsukasa Hirashima (ICCE, 2005)

Property Exchange Method for Automatic Generation of Computer-Based Learning Games. - Takanobu Umetsu; Tsukasa Hirashima; Akira Takeuchi (ICCE, 2006)

Detection and Improvement of Low Efficient Learning Game Made by Automatic Generator. - Takanobu Umetsu; Tsukasa Hirashima; Akira Takeuchi (ICCE, 2010)

Ontological Approach to Support Authoring for Game -Based Learning Environment s. - Takanobu Umetsu; Takuya Azuma; Tsukasa Hirashima; Akira Takeuchi (ICCE, 2011)

Design of Penalties against Useless Plays in Educational Games. - Takanobu Umetsu; Tomoka Baba; Tsukasa Hirashima; Akira Takeuchi (ICCE, 2012)

An Analysis and Detection of the Opportunities for Learning Activities within Automatically Generated Educational Games. - Takanobu Umetsu; Kenta Hamada; Tsukasa Hirashima; Akira Takeuchi (ICCE, 2013)

Learning by Posing Problems Using Illustrations Instead of Words. - Takanobu Umetsu; Hikaru Eto; Tsukasa Hirashima; Akira Takeuchi (ICCE, 2014)