Oniichan no Koto nanka Zenzen Suki Janain Dakara ne!! Special, Onii-chan no Koto nanka Zenzen Suki JanainDakara ne!! Special, Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!! Special, 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!! Special, Little Sister's Diary of Brother's Perverted Habits, 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!! 第13話 妹より愛をこめて兄の『性態観察記』, 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！！
According to the official website, the fifth volume of the Blu-ray and the DVD of Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!! will include an unaired episode. It will be released on July 6th.
Last updated
Aug 30, 2026, 05:54 PM
Franchise timeline
Review every Courcast-tracked season for this series and jump between entries.
Courcast score breakdown
CourScore is the probability of an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.
CourScore
50.6
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 12 days ago
Top reasons
- Source runway - Source material runway assessed as 'ok'
- Domestic episode engagement (Niconico) - 8,590,786 episode views on Niconico (JP domestic)
- Crunchyroll Like Index - 3,304 likes / 3,320 reactions on recent episodes
Source runway looks healthy for a continuation.
CourScore history
CourScore over time
Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!! Special renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!! Special getting a new season?
- According to Courcast's latest analysis, Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!! Special has a 51% renewal probability. 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 Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!! Special be renewed?
- Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!! Special currently scores 51 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. Titles scoring above 70 are considered Very Likely to receive a continuation.
- What is Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!! Special's renewal probability?
- Onii-chan no Koto nanka Zenzen Suki Janain Dakara ne!! Special's CourScore is 51 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-updated probability 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 | 58 | Sep 1, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 9 | Sep 1, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 3,623 | Sep 1, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Sep 1, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 12 | Sep 8, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 16 | Sep 8, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 3,354 | Sep 8, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 8, 2026, 12:00 AM |
| filmarks | mark count | JP | 510 | Sep 8, 2026, 12:00 AM |
| filmarks | score mean | JP | 60 | Sep 8, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 5 | Aug 17, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 2 | Sep 1, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 1,695 | Sep 1, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 10,289 | Sep 1, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 63.48 | Sep 1, 2026, 12:00 AM |
| mal | completed | GLOBAL | 11,994 | Sep 1, 2026, 12:00 AM |
| mal | members | GLOBAL | 16,266 | Sep 1, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 3,566 | Sep 1, 2026, 12:00 AM |
| mal | watching | GLOBAL | 338 | Sep 1, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 7.14 | Sep 10, 2026, 12:00 AM |
| mfc | entry likes | GLOBAL | 6 | Sep 6, 2026, 12:00 AM |
| mfc | figures total | GLOBAL | 0 | Sep 6, 2026, 12:00 AM |
| mfc | goods total | GLOBAL | 0 | Sep 6, 2026, 12:00 AM |
| mfc | media total | GLOBAL | 16 | Sep 6, 2026, 12:00 AM |
| mfc | merch added 30d | GLOBAL | 0 | Sep 6, 2026, 12:00 AM |
| mfc | merch total | GLOBAL | 16 | Sep 6, 2026, 12:00 AM |
| niconico | episode comments | JP | 610,820 | Sep 8, 2026, 12:00 AM |
| niconico | episode mylists | JP | 111,584 | Sep 8, 2026, 12:00 AM |
| niconico | episode views | JP | 8,592,752 | Sep 8, 2026, 12:00 AM |
| shikimori | completion ratio | GLOBAL | 0.74 | Sep 1, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 2,043 | Sep 1, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 62.5 | Sep 1, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 5.07 | Sep 1, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 15 | Sep 1, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 17 | Mar 19, 2026, 12:00 AM |
| x official jp | silent days | JP | 5,588 | Jul 21, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 260,870 | Jun 17, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 1,290 | Jun 17, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 17, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 17, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 13,579 | Jun 17, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 13,579 | Jun 17, 2026, 12:00 AM |