Koichi Sekimizu
发表
Tsutomu Otsuka,
Koichi Sekimizu,
Sakamoto Yasunori,
1981
.
Akio Arakawa,
Koichi Sekimizu,
Seishiro Kawakami,
1992
.
Akio Arakawa,
Koichi Sekimizu,
Susumu Sumida,
1988
.
Shinji Iwata,
Takeshi Tanaka,
Koichi Sekimizu,
1990
.
Kazuo Monta,
Koichi Sekimizu,
Ichiro Tai,
1988
.
Koichi Sekimizu,
K. Sekimizu,
1975
.
Koichi Sekimizu,
Seishiro Kawakami,
Tsuneyasu Araki,
1992
.
Koichi Sekimizu,
K. Sekimizu,
1978
.