Series synopsis
Fastening Days 4 is a Japanese animation television series that premiered on YouTube on December 5, 2019. It ended on December 26, 2019. It stars Fuyuka Ono, Ryoko Shiraishi, Akemi Kanda and Sayuri Yahagi.
Yoji, Kei, Kelly, and the bear-shaped robot Oscar save the town yet again using Fastening Machines! This time, they meet a kindhearted young boy named Samhen and his AI robot Jack. Shy Samhen, who transfers into Kei and Kelly's class, doesn't seem to like talking about himself much, but his chatty little buddy Jack is more than happy to help him communicate. One peaceful afternoon, the young heroes must protect the town from sudden and serious danger! Will they be able to save everyone? Pay atte ...
Premise
Yoji, Kei, Kelly, and the bear-shaped robot Oscar save the town yet again using Fastening Machines! This time, they meet a kindhearted young boy named Samhen and his AI robot Jack. Shy Samhen, who transfers into Kei and Kelly's class, doesn't seem to like talking about himself much, but his chatty little buddy Jack is more than happy to help him communicate. One peaceful afternoon, the young heroes must protect the town from sudden and serious danger! Will they be able to save everyone? Pay attention to the bond between AI and humans, which the children take action to protect!
Cast and characters
Leading cast
- Fuyuka Ono as Yoji (voice)
- Ryoko Shiraishi as Kei (voice)
- Akemi Kanda as Kelly (voice)
- Sayuri Yahagi as Samhen (voice)
- Rie Kugimiya as Jack (voice)
- Ami Matsushima as Samhen's mother (voice)
- Hikaru Akao as Girl 1 (voice)
- Hana Sato as Girl's mother (voice)
Supporting cast
- Yasunao Sakai as Man 1 (voice)
- Naoya Nakanishi as Man 2 (voice)
- Yuu Ayase as Child (boy) (voice)
- Saya Hirose as Teacher (voice)
Episodes
This series spans 1 season with 3 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 3 | December 5, 2019 | December 26, 2019 |
| Episode | Title | Air date |
|---|---|---|
| 1 | Episode 1 | December 5, 2019 |
| 2 | Episode 2 | December 19, 2019 |
| 3 | Episode 3 | December 26, 2019 |
Production
Release
| Original network/platform | YouTube |
|---|---|
| First aired | December 5, 2019 |
| Last aired | December 26, 2019 |
| Runtime | 3 minutes |
| Status | ended |