Fastening Days 4 (2019) — Cast
Cast
| Fuyuka Ono | Yoji Kawanaka |
| Rie Kugimiya | Jack Bellin |
| Ryoko Shiraishi | Kei Yosuga |
| Akemi Kanda | Kelly |
| Ami Matsushima | Stitch (Voice) |
| Sayuri Yahagi | Stitch (Voice) |
| Hikaru Akao | Diretor-1 |
| Hana Sato | Girl's refelction |
| Yasunao Sakai | Diretor-1 |
| Naoya Nakanishi | Preso 2 |
| Yuu Ayase | Village Child |
| Saya Hirose | Teacher |
| Sayuri Yahagi | Stitch (Voice) |
| Fuyuka Ono | Yoji Kawanaka |
| Ryoko Shiraishi | Kei Yosuga |
| Saya Hirose | Teacher |
| Naoya Nakanishi | Preso 2 |
| Rie Kugimiya | Jack Bellin |
| Hikaru Akao | Topless Girl |
| Ami Matsushima | Bubba's Mother |
| Akemi Kanda | Kelly |
| Hana Sato | Girl's refelction |
| Yuu Ayase | Village Child |
| Yasunao Sakai | Diretor-1 |
Crew
| Yoshinori Sunahara | Original Music Composer |
| Shingo Yamashita | Series Director |
| Saori Goda | Color Designer |
| Hiromasa Ogura | Art Direction |
| Taichi Shishido | Art Designer |
| Maring Song | Key Animation |
| Yohei Kawamura | Art Designer |
| Hyein | Key Animation |
| Seigo Kujirai | Key Animation |
| Chiwan | Key Animation |
| Sugoroku | Key Animation |
| Manato Onishi | Key Animation |
| Shingo Yamashita | Storyboard Artist |
| Chiwan | Key Animation |
| Saori Goda | Color Designer |
| Hiromasa Ogura | Art Direction |
| Sugoroku | Key Animation |
| Yohei Kawamura | Art Designer |
| Tetsuya Ishii | Key Animation |
| Taichi Shishido | Art Designer |
| Shingo Yamashita | Storyboard Artist |
| Manato Onishi | Key Animation |
| Hyein | Key Animation |
| Seigo Kujirai | Key Animation |
| Maring Song | Key Animation |
| Anri Ikumi | Key Animation |
| Moaang | Animation Director |
| Shingo Yamashita | Series Director |
| Eri Irei | Animation Director |
| Yoshinori Sunahara | Original Music Composer |
| Makoto Ogasawara | Character Designer |
| Syoutarou Hamanaka | Key Animation |
| Yu Min-zi | Key Animation |
| Natsumi Hattori | Key Animation |
| Toshiya Wada | Sound Effects |
| Kenta Taniguchi | Key Animation |
| PEBBLE | Key Animation |
| Ryota Kinami | Editor |
| h.s | Key Animation |
| Junichi Tanaka | Writer |
| Makoto Ogasawara | Character Designer |
| Yu Min-zi | Key Animation |
| Junichi Tanaka | Writer |
| Moaang | Animation Director |
| Eri Irei | Animation Director |
| Anri Ikumi | Key Animation |
| Tetsuya Ishii | Key Animation |
| Syoutarou Hamanaka | Key Animation |
| Natsumi Hattori | Key Animation |
| Kenta Taniguchi | Key Animation |
| PEBBLE | Key Animation |
| Toshiya Wada | Sound Effects |
| h.s | Key Animation |
| Ryota Kinami | Editor |