A Sister's All You Need
Series Overview
Itsuki Hashima is a light novelist obsessed with little sisters, strictly focusing on them when he writes his stories. Despite his personality, he's surrounded by a tight circle of friends, including a beautiful genius writer who loves him, a big-sisterly college classmate, a fellow male writer, a sadistic tax accountant, his editor, and Chihiro, his perfect younger step-brother who takes care of the housework and cooking. As the story progresses, the underlying conflicts of dreams and goals surface, as each character attempts to achieve their dreams, in their own way.
Broadcast Schedule & Network Information
Airing status, episode counts, upcoming schedule, and network syndication.
1 Season • 12 Episodes
24 min per episode
2017 – 2017
Premiered: Sun, Oct 8, 2017
Creative Production Team
Latest Aired Episode
Season 1, Episode 12: “A Sister's All You Need?”
Itsuki falls asleep at the kotatsu and has a dream. He dreams about his darker middle school days. His mother had just died and he falls in love with a certain girl, but... Back in modern time, Itsuki celebrates his book becoming an anime and has a mixer at his apartment. Haruto brings over a board game about being a light novel artist and they all play. What kind of results will they all get in the end?
Seasons & Episodes Breakdown
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
A Sister's All You Need. - Official TrailerOfficial
Type: Trailer • Published 2018-09-22
Cast & Creators
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Satoshi Hino
Haruto Fuwa
Hisako Kanemoto
Nayuta Kani
Akane Fujita
Kaiko Mikuniyama
Kohsuke Toriumi
Kenjirou Toki
Manami Numakura
Ashley Oono
Ai Kakuma
Miyako Shirakawa
Chinatsu Akasaki
Kirara Yamagata
Yusuke Kobayashi
Itsuki Hashima
Tsubasa Yonaga
Setsuna Ena
Nozomi Yamamoto
Chihiro Hashima
Junko Minagawa
Mitahora Mother
Kaori Mizuhashi
Haruto's younger sister
Creative Leadership & Key Crew
Jin Tamamura
Yomi Hirasaka
Tomoki Kikuya
Mutsumi Usuda
Yuichi Izumi, Atsushi Chiku, Kazuyoshi Nishikawa
Department Leadership Roster
Yomi Hirasaka
Screenplay
Tomoki Kikuya
Original Music Composer
Yuichi Izumi
Producer
Atsushi Chiku
Producer
Kazuyoshi Nishikawa
Producer
Mutsumi Usuda
Director of Photography
Age Classification & Content Advisories
Official viewer rating standards and content warnings across international classification boards.
TV-MA: Mature Audience Only — Specifically designed to be viewed by adults and unsuitable for children under 17.
International Certification Matrix
18+ Restricted to Adults.
Mature Audience Only — Specifically designed to be viewed by adults and unsuitable for children under 17.
Interdit aux moins de 16 ans — 16+ only.
Production Stills & Gallery
Official cinematic photography and background stills for A Sister's All You Need.
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Frequently Asked Questions About A Sister's All You Need
Key facts, seasons breakdown, and credits for search engines and AI assistants.
What is A Sister's All You Need about?
Itsuki Hashima is a light novelist obsessed with little sisters, strictly focusing on them when he writes his stories. Despite his personality, he's surrounded by a tight circle of friends, including a beautiful genius writer who loves him, a big-sisterly college classmate, a fellow male writer, a sadistic tax accountant, his editor, and Chihiro, his perfect younger step-brother who takes care of the housework and cooking. As the story progresses, the underlying conflicts of dreams and goals surface, as each character attempts to achieve their dreams, in their own way.
How many seasons does A Sister's All You Need have?
A Sister's All You Need comprises 1 season available to explore.
Who stars in A Sister's All You Need?
Key cast members in A Sister's All You Need include Satoshi Hino, Hisako Kanemoto, Akane Fujita, Kohsuke Toriumi, Manami Numakura.
Who created or directed A Sister's All You Need?
A Sister's All You Need was developed and directed by Jin Tamamura.