First names for Kogayu
- Nami Kogayu 2
- Hiroyuki Kogayu 2
- Hana Kogayu 2
- Yoshihiko Kogayu
- Yoshie Kogayu
- Yasuhiro Kogayu
- Tetsundo Kogayu
- Satomi Kogayu
- Motohiro Kogayu
- Masako Kogayu
- Mao Kogayu
- Kazu Kogayu
- Kazuhiro Kogayu
- Honoka Kogayu
- Fumiya Kogayu
- Emiko Kogayu