A Sister's All You Need Facts, FAQ & Common Questions
2017 · Tokyo MX, KBS Kyoto, Sun TV, BS11, AT-X · Status: Ended · Rated: TV-MA
Frequently Asked Questions About A Sister's All You Need
Direct, verified answers to the most common queries regarding episodes, renewals, watch order, and streaming availability.
How many seasons and episodes does A Sister's All You Need have?
A Sister's All You Need has 1 season and 12 total episodes, spanning from its premiere on October 8, 2017 to December 24, 2017.
Is A Sister's All You Need renewed, ended, or canceled?
A Sister's All You Need has concluded its run and is officially ended.
How long does it take to binge watch A Sister's All You Need?
It takes 4h 48m (288 minutes) to watch the complete run of A Sister's All You Need. At a standard pace of 2 hours per day, you will finish the entire series in approximately 3 days. Yes! At 4.8 hours total, you can comfortably finish this in a single weekend with about 2.4 hours per day.
What is the highest-rated episode of A Sister's All You Need?
The highest-rated episode is Season 1, Episode 10 ("A Lack of Problems Is All You Need."), which holds an outstanding rating of 7/10 based on 2 audience ratings.
Where can you stream or watch A Sister's All You Need?
A Sister's All You Need is available for streaming on Crunchyroll, Crunchyroll Amazon Channel. Availability may vary by regional territory, subscription tier, and digital purchase availability.
What is the official age rating for A Sister's All You Need?
A Sister's All You Need has an official content rating of TV-MA. It is intended for mature adult audiences and may contain explicit language, intense violence, or sexual themes.
Who are the lead actors in A Sister's All You Need?
The primary ensemble cast includes Satoshi Hino as Haruto Fuwa (age 48), Hisako Kanemoto as Nayuta Kani (age 38), Akane Fujita as Kaiko Mikuniyama (age 33), Kohsuke Toriumi as Kenjirou Toki (age 53).
Ensemble Cast & Current Ages
Lead cast members, their character identities, and current ages calculated from official biographical records:
| Actor | Character | Current Age |
|---|---|---|
| Satoshi Hino | Haruto Fuwa | 48 |
| Hisako Kanemoto | Nayuta Kani | 38 |
| Akane Fujita | Kaiko Mikuniyama | 33 |
| Kohsuke Toriumi | Kenjirou Toki | 53 |
| Manami Numakura | Ashley Oono | 38 |
| Ai Kakuma | Miyako Shirakawa | 38 |
| Chinatsu Akasaki | Kirara Yamagata | 39 |
| Yusuke Kobayashi | Itsuki Hashima | 41 |
Editorial Verification & Sources
All production facts, air dates, cast credentials, and streaming metadata for A Sister's All You Need are compiled from official broadcaster archives, TMDB, and Wikidata records. Last verified on September 25, 2026.