Air Date
December 5, 2019
Episodes
3 episodes
Fastening Days 4
Season 1
Episodes
1. Episode 1
December 5, 2019
4 min
2. Episode 2
December 19, 2019
4 min
3. Episode 3
December 26, 2019
8 min
Fuyuka Ono
Yoji (voice)
Ryoko Shiraishi
Kei (voice)
Akemi Kanda
Kelly (voice)
Sayuri Yahagi
Samhen (voice)
Rie Kugimiya
Jack (voice)
Ami Matsushima
Samhen's mother (voice)
Hikaru Akao
Girl 1 (voice)
Hana Sato
Girl's mother (voice)
Yasunao Sakai
Man 1 (voice)
Naoya Nakanishi
Man 2 (voice)
Yuu Ayase
Child (boy) (voice)
Saya Hirose
Teacher (voice)