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Onee-chan Gokko
Onee-chan Gokko

Onee-chan Gokko

Playing Sister • お姉ちゃんごっこ

MAL 7ONAR20262 Episodes25mAIRING

In the distant future, on the outskirts left behind by the rapid concentration of advanced science and technology in urban areas, lies a remote mountain village known as Kagami Village....

Available Episodes (2)

Storyline & Synopsis

In the distant future, on the outskirts left behind by the rapid concentration of advanced science and technology in urban areas, lies a remote mountain village known as Kagami Village. “Behave yourself, or a Double will come for you.” Such old folklore still lingers in this village. Akane Higure, a middle school student living in Kagami Village, has been eagerly awaiting the return of her older sister, Sui Higure, who is finally being discharged from the hospital after a year. However, not long after her sister comes home, Akane receives a single phone call. “The girl at home with you… isn’t your sister.”

Anime Details

Alternative Titles
Playing Sister, お姉ちゃんごっこ, OneGo
TypeONA
Episodes2
StatusAIRING
SourceOriginal
StudiosStudio Gohan
Duration25m
RatingR - 17+ (violence & profanity)
SeasonWINTER 2026

External Resources