Ongoing
“High school student Masato moves in with a relative and encounters his overly affectionate "big sister cousin."”
Itoko no Oneechan ni Amaechau?
いとこのお姉ちゃんに甘えちゃう?
6.48
18,251 rank · 4,140 readers · 11 favorites
Seinen
Comedy
Ecchi
Would You Love or Hate This?
AI-powered analysis tailored to your taste
Based on your preference for character-driven stories with layered emotional arcs, this title's exploration of identity and belonging would deeply resonate. The pacing mirrors series you've rated highly, and its thematic depth aligns with your appreciation for nuanced storytelling...
However, the slow initial episodes might test your patience given your history of dropping shows that don't hook you early. The art style shift in the middle arc could also be a concern...
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Synopsis
High school student Masato moves in with a relative and encounters his overly affectionate "big sister cousin."
Masato Ooizumi just entered high school and he finds himself staying with a relative. Living there is his "big sister cousin," who's being way too close with him!? (Source: Shueisha, translated)
What people say
Community consensus
Derived from 4 sampled reviews
4.5
/10
What 4 readers settled on.
0%
recommend
Score distribution
median 4.5
mode 4
σ 0.50
Agreement
Strong agreement
σ 0.50 · scores cluster tight
The polarity gap
—
Not enough recommend signal yet
Score over time
↑ 0.50
Running avg · Sep 2024 → Mar 2025
Snap verdicts
· shortest highly-rated reviews
- 5 “You're reading this to gawk at some huge anime tiddies in the context of the inherit tension of familial taboo - this gets you some of that. The booba looks great despite the enormity and the manga...”
- 4 “4.5/10 Ah yes, “I'll Be Spoiled by My Big Sis Cousin” is such a peak work of fiction. Though, I do think there’s a more fitting title for this manga: “I'll Be Spoiled by My Big Sis Cousin’s HUGE...”
- 4 “Uhu hu hu, caught you. Story is that the Mc, due to certain circumstances is now forced to live in his aunt's house, where his big tittied cousin lives. And now I probably won't need to elaborate...”
Verbosity
Short · 25%
Medium · 50%
Long · 25%
Read Order & Related
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Cast
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A Manga Publication
- Published May 2024 – ongoing
- Source Manga media type
- Ref. BS-M75358 catalog