Onii-chan
main character
OVA
6.5
My TrackerPLANNING
Episode: 0 / 4
My Score:
Anime DetailsFINISHED
- Format
- OVA
- Episodes
- 4
- Episode length
- 17 min
- Total watch time
- 1 h 8 min
- Status
- Finished
- Aired
- March 6, 2020 – September 3, 2021
- Season
- Winter 2020
- Source
- Visual novel
- Studio
- Studio 1st
- Director
- Hideta Oota
- Age rating
- R18 — Hentai
- Country
- Japan
- AniList score
- 65/100
Estimated watch time
1h 8m
⚡ 1 days at 5 eps/day
Tags & Tropes
Incest100%Heterosexual79%Female Harem79%Flat Chest73%Nakadashi72%Fellatio70%Defloration66%Male Protagonist60%Primarily Child Cast60%Watersports40%
OVAFINISHED2020 WINTER6.5 / 10 AniList score
Onii-chan, Asa made Zutto Gyutte Shite!
お兄ちゃん、朝までずっとギュッてして！
Synopsis
Based on the erotic game by Tinkle Position. The older brother of four younger sisters - the protagonist - suffered from severe asthma when he was younger. Due to this, they started the routine of one of the sisters sleeping with him for one day, and then switching to another. One day, their parents who are researchers, ordered a demonstration of their newest experiment, "Improve his immunity by hugging him." "Hug a little sister affectionately for 10 seconds every day before going to bed♪" He decided to hug the sister he was going to sleep with him with even more affection than she could ever imagine...
Main cast & voice actors
Should you watch Onii-chan, Asa made Zutto Gyutte Shite!?
Onii-chan, Asa made Zutto Gyutte Shite! has been met with mixed reactions, with an average AniList score of 65/100 — 38% of 1,041 ratings are 8/10 or higher.
Of the 2.5K AniList users who started it, 6.6% dropped it, so it is dropped at a typical rate; 1.6K have finished it.
At about 1 h 8 min in total, it is a short commitment — a weekend binge.
Best for viewers who enjoy Hentai — especially incest, heterosexual, female harem, flat chest.
Where to Watch Officially
A streaming link is not listed for this title yet.
Creators & key staff
- Director
- Hideta Oota
- Character design
- Jun Matsu
If you like Onii-chan, Asa made Zutto Gyutte Shite!
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Onii-chan, Asa made Zutto Gyutte Shite! FAQ
How many episodes does Onii-chan, Asa made Zutto Gyutte Shite! have?
Onii-chan, Asa made Zutto Gyutte Shite! has 4 episodes of about 17 minutes each, roughly 1 h 8 min in total.
Is Onii-chan, Asa made Zutto Gyutte Shite! finished?
Yes. Onii-chan, Asa made Zutto Gyutte Shite! has finished airing — the final episode aired September 3, 2021.
Is there a season 2 of Onii-chan, Asa made Zutto Gyutte Shite!?
No sequel is listed for Onii-chan, Asa made Zutto Gyutte Shite! as of October 2026.
Is Onii-chan, Asa made Zutto Gyutte Shite! based on a visual novel?
Yes. Onii-chan, Asa made Zutto Gyutte Shite! adapts the visual novel.
Who animated Onii-chan, Asa made Zutto Gyutte Shite!?
Onii-chan, Asa made Zutto Gyutte Shite! was animated by Studio 1st and directed by Hideta Oota.