Aliases
Yozakura Quartet: Sea of Stars, Yozakura Quartet: Hoshi no Umi, 夜桜四重奏 ～ホシノウミ～, 夜桜四重奏 〜ホシノウミ〜
S45FALL 2010OVA
Part of this franchise
concluded
Announced
In production
Releasing
Completed
An OVA based on the Hoshi no Umi arc of the manga spanning chapters 26-34.
This arc focuses on Rin Azuma, a Jiang-Shi yokai resident of Sakurashin adjusting to her new life in the city and working for a ramen shop. One day her former friend Zakuro Kurumaki invades Sakurashin to capture Rin and convince her to join her in destroying the city with the other yokai hunters as well as Enjin Hiizumi, the main antagonist of the series. Akina Hiizumi and the other members of the Hiizumi Life Counseling Office take action to save Rin, 'tune' the yokai controlling Zakuro and protect the city.
(Source: Anime News Network)
This arc focuses on Rin Azuma, a Jiang-Shi yokai resident of Sakurashin adjusting to her new life in the city and working for a ramen shop. One day her former friend Zakuro Kurumaki invades Sakurashin to capture Rin and convince her to join her in destroying the city with the other yokai hunters as well as Enjin Hiizumi, the main antagonist of the series. Akina Hiizumi and the other members of the Hiizumi Life Counseling Office take action to save Rin, 'tune' the yokai controlling Zakuro and protect the city.
(Source: Anime News Network)
Last updated
Aug 30, 2026, 03:08 PM
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
55.3
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'
- Format continuity - Format (OVA) matches prior mainline entries
- Cross-platform audience rating - Weighted audience rating 69.7
Runway
Ok
Source runway looks healthy for a continuation.
Financial & Commercial50
Production Feasibility62
Audience Reception69
Strategic Priors37
Fandom Engagement48
CourScore history
CourScore over time
Last analysedAug 30, 2026, 03:08 PM
Next scheduled12 days ago
Renewal FAQ
Yozakura Quartet: Hoshi no Umi renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Yozakura Quartet: Hoshi no Umi getting a new season?
- According to Courcast's latest analysis, Yozakura Quartet: Hoshi no Umi has a 55% 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 Yozakura Quartet: Hoshi no Umi be renewed?
- Yozakura Quartet: Hoshi no Umi currently scores 55 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 Yozakura Quartet: Hoshi no Umi's renewal probability?
- Yozakura Quartet: Hoshi no Umi's CourScore is 55 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 | 72 | Aug 10, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 55 | Aug 10, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 11,241 | Aug 10, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Aug 10, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 35 | Sep 7, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 63 | Sep 7, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 14,192 | Sep 7, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 7, 2026, 12:00 AM |
| filmarks | mark count | JP | 28 | Sep 7, 2026, 12:00 AM |
| filmarks | score mean | JP | 70 | Sep 7, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Sep 6, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 0 | Aug 30, 2026, 12:00 AM |
| justwatch | jp platform count | JP | 1 | Sep 7, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 23 | Sep 7, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 13,973 | Sep 7, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 8,192 | Sep 7, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 66.44 | Sep 7, 2026, 12:00 AM |
| mal | completed | GLOBAL | 22,417 | Sep 7, 2026, 12:00 AM |
| mal | members | GLOBAL | 41,119 | Sep 7, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 15,347 | Sep 7, 2026, 12:00 AM |
| mal | watching | GLOBAL | 1,840 | Sep 7, 2026, 12:00 AM |
| mangacodex | bd sales avg | JP | 1,400 | Sep 6, 2026, 12:00 AM |
| niconico | episode comments | JP | 3,243 | Sep 7, 2026, 12:00 AM |
| niconico | episode mylists | JP | 564 | Sep 7, 2026, 12:00 AM |
| niconico | episode views | JP | 284,871 | Sep 7, 2026, 12:00 AM |
| comments 7d | GLOBAL | 68 | Jul 14, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 1 | Jul 14, 2026, 12:00 AM | |
| score 7d | GLOBAL | 10 | Jul 11, 2026, 12:00 AM | |
| thread count | GLOBAL | 1 | Jul 14, 2026, 12:00 AM | |
| threads 7d | GLOBAL | 1 | Jul 14, 2026, 12:00 AM | |
| shikimori | completion ratio | GLOBAL | 0.47 | Sep 7, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 4,308 | Sep 7, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 73.7 | Sep 7, 2026, 12:00 AM |
| simkl | score mean | GLOBAL | 71 | Aug 10, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 1.84 | Sep 7, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 3 | Sep 7, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 0 | Jul 28, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 36,144,520 | Jun 27, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 42,100 | Jun 27, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |