How to Realize Jazz Feelings - A Logic Programming Approach. - Keiji Hirata 001; Tatsuya Aoyagi; Hiroki Konaka (FGCS, 1988)

Music Server. - Kenji Hirata; Tatsuya Aoyagi (ICMC, 1989)

Toward Inductive Learning of Jazz Harmony Theory. - Keiji Hirata 001; Tatsuya Aoyagi (ICMC, 1992)

Musically Intelligent Agent for Composition and Interactive Performance. - Keiji Hirata 001; Tatsuya Aoyagi (ICMC, 1999)

Computational Music Representation Based on the Generative Theory of Tonal Music and the Deductive Object-Oriented Database. - Keiji Hirata 001; Tatsuya Aoyagi (Comput. Music. J., 2003)

Analysis of Discomfort Factors in Smartphone Use. - Ami Otsuka; Yasuhiro Fujihara; Yuko Murayama; Tatsuya Aoyagi (HICSS, 2019)

Designing Warning Interfaces causing Discomfort for Awareness of Risks: Revisited. - Ami Otsuka; Yasuhiro Fujihara; Yuko Murayama; Tatsuya Aoyagi (HICSS, 2021)