A Sister’s All You Need

A Sister’s All You Need (2017)

2017 • 1 season • Comedy, Animation • TV-MA

On August 10, 2026

#8657 ▼ 271

8657th by attention TV show online

2,700.2 Attention Score

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Episode 3 — As Long As It's For Research

Season 1 • A Sister’s All You Need

Released: 2017-10-22 • Comedy/Animation

46%

User score

Itsuki, Nayuta, and Miyako have a hard time dealing with the cold and head down to Okinawa. The next day, they visit a remote island so Itsuki can do some research and Nayuta decides to flail around naked in the water. Miyako is awed by what she's seeing and eventually jumps into the water naked, as well. Two days later, Itsuki is invited by his illustrator to go to Hokkaido, where they try various local cuisines. However, Itsuki finds out that Setsuna had been ignoring a deadline...

Where to Stream Episode 3

Season 1 · Episode 3 · Streaming in USA

JustWatch

Crunchyroll Amazon Channel

Episodes

Episode 1
I Only Need a Little Brother Who Can Cook, a Beautiful Naked Girl, and Friends I Can Relate to
2017-10-08

Episode 2
If Only a Miracle Would Happen
2017-10-15

Episode 3
As Long As It's For Research
2017-10-22

Episode 4
As Long As You're Working.
2017-10-29

Episode 5
All You Need Is to Write Novels.
2017-11-06

Episode 6
Having Your Media Developments Go Well Is All You Need.
2017-11-13

Episode 7
Adventure Is All You Need.
2017-11-19

Episode 8
All You Need Is Love and Friendship.
2017-11-26

Episode 9
Nudity and Underwear Are All You Need.
2017-12-03

Episode 10
A Lack of Problems Is All You Need.
2017-12-10

Episode 11
Becoming the Protagonist Is All You Need.
2017-12-17

Episode 12
A Sister's All You Need?
2017-12-24

Information

Episode air date	22.10.2017
Episode runtime	24 min
Episode rating	4.60
Genres	Comedy / Animation
TMDB series rating	7.6
IMDb series rating	6.3
Series status	Ended
Age rating	17+
Country	JP

Trailer

Cast

Satoshi Hino
Haruto Fuwa

Hisako Kanemoto

Hisako Kanemoto
Nayuta Kani

Akane Fujita
Kaiko Mikuniyama

Kohsuke Toriumi

Kohsuke Toriumi
Kenjirou Toki

Manami Numakura

Manami Numakura
Ashley Oono

Ai Kakuma
Miyako Shirakawa

Chinatsu Akasaki

Chinatsu Akasaki
Kirara Yamagata

Yusuke Kobayashi

Yusuke Kobayashi
Itsuki Hashima

Tsubasa Yonaga
Setsuna Ena

Nozomi Yamamoto

Nozomi Yamamoto
Chihiro Hashima

Junko Minagawa
Mitahora Mother

Kaori Mizuhashi

Kaori Mizuhashi
Haruto's younger sister

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