Youji, 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...
Source: MyAnimeList
Curated recommendations for fans of Fastening Days 4.
Other anime produced by Studio Colorido.
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Dream Fighter
Curated recommendations for fans of Fastening Days 4.
Other anime produced by Studio Colorido.
Top-rated kids anime ranked by score.
Chronological viewing order for franchises with movies and OVAs.
Streaming platforms and availability for popular anime.
Where to start reading once an adaptation ends.
