A Sister's All You Need
妹さえいればいい。
2017| 1 season| IMDb 6.3
A Sister's All You Need (2017) is currently available in the UK on Crunchyroll. Last updated 20 January 2026.
Itsuki Hashima is a novelist whose life is complicated by a deranged group of friends. The only source of stability in his life is his younger stepbrother, Chihiro. But even Chihiro has a secret of his own.
Streaming info last checked: 20 Jan 2026