Jun Hirai
发表
Kazuhiko Kawashima,
Kunihiro Morishita,
Koichi Inoue,
2004
.
Jun Hirai,
Shigeru Suzuki,
Hiroshi Fujinaka,
2012
.
Jun Hirai,
Tadashi Ezaki,
Teruhiko Intell. Prop. Dept. Koori,
1997
.
Jun Hirai,
Masayasu Kaneko,
1982
.
Jun Hirai,
Takashi Kaneta,
2009
.
Jun Hirai,
1998
.