Aliases
A Sister's All You Need (ONA), Imouto sae Ireba Ii. (ONA), 妹さえいればいい。(ONA), Marumaru sae Ireba Ii., ○○ sae Ireba Ii., ○○さえいればいい。, A Sister's All You Need, 妹さえいればいい。
S5FALL 2017ONA
Part of this franchise
Franchise overview
Franchise timeline
Review every Courcast-tracked season for this series and jump between entries.
Renewal pulse
Courcast score breakdown
CourScore is the probability of an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.
CourScore
48.1
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 11 days ago
Top reasons
- Crunchyroll Like Index - 17,193 likes / 17,341 reactions on recent episodes
- Cross-platform audience rating - Weighted audience rating 69.3
- Cross-platform popularity index - Aggregate reach of ~3,876 followers
Runway
Low
Source runway looks tight, so near-term sequel odds are capped.
Financial & Commercial54
Production Feasibility34
Audience Reception69
Strategic Priors33
Fandom Engagement35
CourScore history
CourScore over time
Last analysedAug 31, 2026, 09:11 AM
Next scheduled10 days ago
Renewal FAQ
○○ sae Ireba Ii. renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is ○○ sae Ireba Ii. getting a new season?
- According to Courcast's latest analysis, ○○ sae Ireba Ii. has a 48% 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 ○○ sae Ireba Ii. be renewed?
- ○○ sae Ireba Ii. currently scores 48 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 ○○ sae Ireba Ii.'s renewal probability?
- ○○ sae Ireba Ii.'s CourScore is 48 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.
Latest signals
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| anilist | average score | GLOBAL | 63 | Aug 25, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 31 | Aug 25, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 5,306 | Aug 25, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Aug 25, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 13 | Sep 8, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 148 | Sep 8, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 17,287 | Sep 8, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 8, 2026, 12:00 AM |
| filmarks | mark count | JP | 1,081 | Sep 8, 2026, 12:00 AM |
| filmarks | score mean | JP | 72 | Sep 8, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Jul 15, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 94 | Sep 8, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 20,550 | Sep 8, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 4,425 | Sep 8, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 71.67 | Sep 8, 2026, 12:00 AM |
| mal | chapters total | GLOBAL | 206 | Aug 27, 2026, 12:00 AM |
| mal | completed | GLOBAL | 8,494 | Sep 8, 2026, 12:00 AM |
| mal | members | GLOBAL | 15,286 | Sep 8, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 5,500 | Sep 8, 2026, 12:00 AM |
| mal | rating | GLOBAL | 8.01 | Aug 27, 2026, 12:00 AM |
| mal | source members | GLOBAL | 11,196 | Aug 27, 2026, 12:00 AM |
| mal | source status code | GLOBAL | 3 | Aug 27, 2026, 12:00 AM |
| mal | volumes total | GLOBAL | 14 | Aug 27, 2026, 12:00 AM |
| mal | watching | GLOBAL | 720 | Sep 8, 2026, 12:00 AM |
| mangadex | chapters total | GLOBAL | 48 | Sep 10, 2026, 12:00 AM |
| mangadex | source status code | GLOBAL | 3 | Sep 10, 2026, 12:00 AM |
| mangadex | volumes total | GLOBAL | 9 | Sep 10, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 5.98 | Sep 10, 2026, 12:00 AM |
| mfc | entry likes | GLOBAL | 25 | Sep 6, 2026, 12:00 AM |
| mfc | figures total | GLOBAL | 3 | Sep 6, 2026, 12:00 AM |
| mfc | goods total | GLOBAL | 75 | Sep 6, 2026, 12:00 AM |
| mfc | media total | GLOBAL | 29 | Sep 6, 2026, 12:00 AM |
| mfc | merch added 30d | GLOBAL | 0 | Sep 6, 2026, 12:00 AM |
| mfc | merch total | GLOBAL | 107 | Sep 6, 2026, 12:00 AM |
| shikimori | completion ratio | GLOBAL | 0.6 | Aug 25, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 2,521 | Aug 25, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 64.7 | Aug 25, 2026, 12:00 AM |
| simkl | score mean | GLOBAL | 71 | Aug 18, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 34.67 | Sep 8, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 69 | Sep 8, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 12 | Apr 9, 2026, 12:00 AM |
| x | followers count | GLOBAL | 32,629 | Aug 4, 2026, 12:00 AM |
| x | followers delta | GLOBAL | -35 | Aug 4, 2026, 12:00 AM |
| x official jp | silent days | JP | 928 | Aug 4, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 397,503 | May 28, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 580 | May 28, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | May 28, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | May 28, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 24,704 | May 28, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 24,704 | May 28, 2026, 12:00 AM |