Where to watch A Sister's All You Need (2017) in the UK
A Sister's All You Need (2017) is currently available to stream in the UK on Crunchyroll and Crunchyroll Amazon Channel. It can be bought from Apple TV Store and Amazon Video. Last verified on 3 May 2026 by ScreenSearch.
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.
Watch the trailer
A Sister's All You Need. - Official Trailer
Streaming options in the United Kingdom
Updated daily from The Movie Database. Outbound links open the provider directly.
Last verified: — sourced from The Movie Database. Machine-readable: Markdown · JSON.
Cast & crew
Top-billed cast in A Sister's All You Need.
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Satoshi HinoHaruto Fuwa -
Hisako KanemotoNayuta Kani -
Akane FujitaKaiko Mikuniyama -
Kohsuke ToriumiKenjirou Toki -
Manami NumakuraAshley Oono -
Ai KakumaMiyako Shirakawa -
Chinatsu AkasakiKirara Yamagata -
Yusuke KobayashiItsuki Hashima
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A Sister's All You Need — frequently asked questions
Where can I stream A Sister's All You Need in the UK?
A Sister's All You Need (2017) is currently included in subscriptions to Crunchyroll and Crunchyroll Amazon Channel in the United Kingdom. Sign-in is required to play. Streaming licences change occasionally — ScreenSearch refreshes its data daily.
Can I buy a digital copy of A Sister's All You Need?
Yes. A Sister's All You Need can be bought as a digital download from Apple TV Store and Amazon Video in the UK. A purchased digital copy lives in that storefront's library and stays available as long as the licence holds.
Are all seasons of A Sister's All You Need on the same service?
Not always — TV licensing is sometimes negotiated season by season. ScreenSearch shows availability across all seasons on the title's page; for season-specific availability, look at the season picker inside the search dialog.
Is A Sister's All You Need on Netflix, Disney+ or Amazon Prime Video in the UK?
A Sister's All You Need is currently included with: Crunchyroll and Crunchyroll Amazon Channel.
How accurate is this TV series's availability data?
Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.
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