Juvenile

11-year-old Yusuke and his classmates camp in the woods and see a strange light. They discover a small metallic object like a robot which talks, calls himself Tetra and knows Yusuke's name. Tetra can create wonderful gadgets but actually has to save the world with Yusuke's help from extraterrestrials with bad intentions.

Shingo Katori, Miki Sakai, Anne Suzuki, Yuya Endo, Kyôtaro Shimizu, Yuki. See the cast cards above for character names.

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