Oniichan no Koto Nanka Zenzen Suki Janain Dakara ne!!, Onii-chan no Koto Nanka Zenzen Suki JanainDakara ne!!, Onisuki, Eu não gosto nem um pouco do meu maninho!!, Definitivamente. ¡No me gusta mi hermano para nada!, Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!!, I don't like my big brother at all!!, お兄ちゃんのことなんかぜんぜん好きじゃないんだからねっ!!, Oniichan no Koto nanka Zenzen Suki ja Nai n da kara ne!!, Because I Don't Like My Big Brother at All!!, I Don't Like My Big Brother At All!, Because I Don't Like My Big Brother At-All--!!, お兄ちゃんのことなんかぜんぜん好きじゃないんだからねっ！！
Junior High student Nao's brother complex is so strong, it's almost at the point of incest. She's determined to make her brother, High School student Shuusuke, see her as a woman. So determined, that she goes as far as going into his room to throw away all his non-incest related porn. But as she's looking for his porno stash, she finds a photo album... and she's not in any of his childhood pictures. What is going on?
Last updated
Oct 28, 2026, 06:15 AM
Franchise timeline
Review every Courcast-tracked season for this series and jump between entries.
Courcast score breakdown
CourScore weighs signals for an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.
CourScore
22.5
CourScore measures renewal signals out of 100. It is not a calibrated probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 7 hours ago
Top reasons
- Source runway - Estimated material for 1.83 further cours
- Cross-platform popularity index - Aggregate reach of ~22,535 followers
- Domestic episode engagement (Niconico) - 8,594,790 episode views on Niconico (JP domestic)
Source runway looks healthy for a continuation.
CourScore history
CourScore over time
I don't like my big brother at all!! renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is I don't like my big brother at all!! getting a new season?
- According to Courcast's latest analysis, I don't like my big brother at all!! has a 23/100 renewal signal score. This score is updated daily and blends fandom momentum, streaming signals, source-material runway, and franchise history. Check back regularly for the latest forecast.
- Will I don't like my big brother at all!! be renewed?
- I don't like my big brother at all!! currently scores 23 out of 100 on Courcast. Signals driving this estimate include online discussion volume, sequel history within the franchise, and platform engagement data - all recalculated daily. Scores from 70 indicate strong renewal signals; scores from 85 are labelled very likely.
- What is I don't like my big brother at all!!'s renewal probability?
- I don't like my big brother at all!!'s CourScore is 23 as of the latest update. CourScore is Courcast's proprietary metric that aggregates over a dozen renewal signals - from source-material runway to social buzz - into a single daily signal score out of 100.
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| anilist | average score | GLOBAL | 56 | Oct 18, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 89 | Oct 18, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 19,767 | Oct 18, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Oct 18, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 12 | Sep 20, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 199 | Sep 20, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 20,043 | Sep 20, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 20, 2026, 12:00 AM |
| filmarks | mark count | JP | 514 | Oct 18, 2026, 12:00 AM |
| filmarks | score mean | JP | 60 | Oct 18, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Oct 17, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 2 | Sep 13, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 10 | Oct 18, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 7,856 | Oct 18, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 11,985 | Oct 18, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 59.68 | Oct 18, 2026, 12:00 AM |
| mal | completed | GLOBAL | 55,126 | Oct 18, 2026, 12:00 AM |
| mal | members | GLOBAL | 97,674 | Oct 18, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 26,992 | Oct 18, 2026, 12:00 AM |
| mal | watching | GLOBAL | 5,927 | Oct 18, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 7.14 | Oct 26, 2026, 12:00 AM |
| mfc | entry likes | GLOBAL | 7 | Oct 23, 2026, 12:00 AM |
| mfc | figures total | GLOBAL | 0 | Oct 23, 2026, 12:00 AM |
| mfc | goods total | GLOBAL | 0 | Oct 23, 2026, 12:00 AM |
| mfc | media total | GLOBAL | 16 | Oct 23, 2026, 12:00 AM |
| mfc | merch added 30d | GLOBAL | 0 | Oct 23, 2026, 12:00 AM |
| mfc | merch total | GLOBAL | 16 | Oct 23, 2026, 12:00 AM |
| niconico | episode comments | JP | 610,839 | Oct 18, 2026, 12:00 AM |
| niconico | episode mylists | JP | 111,573 | Oct 18, 2026, 12:00 AM |
| niconico | episode views | JP | 8,594,790 | Oct 18, 2026, 12:00 AM |
| comments 7d | GLOBAL | 24 | Oct 18, 2026, 12:00 AM | |
| mentions 1d | GLOBAL | 1 | Sep 6, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 2 | Oct 18, 2026, 12:00 AM | |
| score 7d | GLOBAL | 34 | Oct 18, 2026, 12:00 AM | |
| thread count | GLOBAL | 2 | Oct 18, 2026, 12:00 AM | |
| threads 7d | GLOBAL | 2 | Oct 18, 2026, 12:00 AM | |
| shikimori | completion ratio | GLOBAL | 0.6 | Oct 18, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 10,224 | Oct 18, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 60.7 | Oct 18, 2026, 12:00 AM |
| simkl | score mean | GLOBAL | 62 | Oct 18, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 5.15 | Oct 18, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 15 | Oct 18, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 0 | Oct 26, 2026, 12:00 AM |
| x official jp | silent days | JP | 5,606 | Aug 9, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 0 | Jun 29, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 0 | Jun 29, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 29, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 29, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 20,721 | Jun 29, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 20,721 | Jun 29, 2026, 12:00 AM |