Series

Fastening Days 4

2019 · 1 season · Animation

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!

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)

• Junichi TanakaWriter
• Yoshinori SunaharaOriginal Music Composer
• Ryota KinamiEditor

First aired

December 5, 2019

Last aired

December 26, 2019

Status

Ended

Original language

Japanese

Episodes

3

Genres

Animation

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  Season 13 episodes · 2019