Fastening Days 4 backdrop
You watched this tv show
Fastening Days 4 poster

Fastening Days 4 (2019)

Animation
rating icon6

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!

Creator

Seasons & Episodes Guide - Complete Episode List by Season

Season 1
loading gif
Mark season as watchedcheck icon
Mark series as watcheddouble check icon

Fastening Days 4 Cast and Characters - Full Details

Fuyuka Ono Fuyuka Ono as Yoji (voice)
Ryoko Shiraishi Ryoko Shiraishi as Kei (voice)
Akemi Kanda Akemi Kanda as Kelly (voice)
Sayuri Yahagi Sayuri Yahagi as Samhen (voice)
Rie Kugimiya Rie Kugimiya as Jack (voice)
Ami Matsushima Ami Matsushima as Samhen's mother (voice)

If you liked Fastening Days 4 , you might also like: