Kazumasa Hirai
平井和正
Lingua: Japanese
Città natale: Yokosuka, Kanagawa prefecture, Japan
Anni di attività: 1962-2015
♥: 7
Kazumasa Hirai was a Japanese SF writer, and a TV/ manga scenarist. His daughter is the mangaka Mari Hirai.
Kazumasa Hirai was a Japanese SF writer, and a TV/ manga scenarist. His daughter is the mangaka Mari Hirai.
