"Proof" is the one hundredth and twenty one chapter in Ahiru no Sora.
Chapter Summary[]
Characters[]
- Kenji Natsume
- Yokoyama Atsushi
- Tamayama Tetsuo (debut)
- Sakamaki Yohito
- Sora Kurumatani
- Oshio
- Usami Hiroshi
- Yasuhara Shinichi
- Momoharu Hanazono
- Chiaki Hanazono
- Shigenobu Yakuma
- Ryuuhei Nabeshima
- Kaname Shigeyoshi
- Shibasaki Tetsuya
- Katsumi Takahashii
- Shinichi Chiba
- Nao Nanao
- Masayoshi Satsuki
- Yozan Kamiki
- Sei Shiraishi
- Masahiro Saki
- Okano
- Hyou Fuwa