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StartedJan 31, 2026
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Playing Sister English Sub & Dub

お姉ちゃんごっこ

Data sourced from AniList · Updated Jan 31,

7.0
Rating
ONA
Type
25 min
Duration
Currently Airing
Status
SUB 1
DUB 1
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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.”

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Episodes (1)

Information

StatusCurrently Airing
Score7.0
TypeONA
Duration25 min
AiredJan 31, 2026
StudioStudio Gohan
Japaneseお姉ちゃんごっこ
SynonymsOneGo, Playing Sister
CountryJP
Total Episodes1
FormatONA

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About Playing Sister

Playing Sister (お姉ちゃんごっこ) arrives as a mystery anime by Studio Gohan (2026), and the premise is easy to summarize. In short: 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. Akane Higure, a middle school pupil 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.

Beyond that: However, not long after her sister comes home, Akane receives a single phone call. “The girl at home with you… isn’t your sister.”

In a mystery series like this, clues, misdirection and a satisfying reveal are the hook. Sonohokasei (Reina Nagano) and Akane Higure (Erika Miyazaki) are two of the characters you will meet early. If you count yourself among viewers who like piecing together a puzzle, put it on your list. The run is 3 episodes so far, so you know what you are signing up for.

Production & Appeal

Animation is handled by Studio Gohan, so the studio's house style defines how Playing Sister looks and moves on screen. Because it leans on mystery, clues, misdirection and a satisfying reveal are the hook. A 7.0/10 score points to a dependable, well-liked series. Voice casting, including Reina Nagano as Sonohokasei, adds to the appeal for fans who follow seiyuu. Released in 2026, it competed with that season's other new series for attention.

Characters & Voice Actors

Sonohokasei
Sonohokasei
Background
Reina Nagano
Reina Nagano
Japanese
Akane Higure
Akane Higure
Main
Erika Miyazaki
Erika Miyazaki
Japanese
Sui Higure
Sui Higure
Main
Isekaijoucho
Isekaijoucho
Japanese
Mari
Mari
Supporting
Arisa Sugimoto
Arisa Sugimoto
Japanese
Onigiri
Onigiri
Supporting

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