4th grader and aspiring RyuTuber Wataru Hoshibe gets transported to an alternate world of floating blocks in order to save it as its legendary savior alongside his robot partner, Ryūjinmaru.
- Genre: Action & Adventure, Animation, Kids, Sci-Fi & Fantasy
- Status: Ongoing
- Release:
- Stars: Atsumi Tanezaki, Katsuyuki Konishi, Megu Umezawa, Mutsumi Tamura, Rie Kugimiya, Tomokazu Sugita
- Country: JP
- Network: TSC, TV Aichi, TV Osaka, TV Tokyo, TVh, TVQ
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