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〜
S12FALL 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
Jul 28, 2026, 02:32 AM
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
53.5
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 17 hours ago
Top reasons
- Source runway - Source material runway assessed as 'ok'
- Format continuity - Format (OVA) matches prior mainline entries
- Crunchyroll Like Index - 14,004 likes / 14,067 reactions on recent episodes
Runway
Ok
Source runway looks healthy for a continuation.
Financial & Commercial51
Production Feasibility62
Audience Reception69
Strategic Priors37
Fandom Engagement22
CourScore history
CourScore over time
Last analysedJul 28, 2026, 02:32 AM
Next scheduledin 7 hours
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 54% 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 54 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 54 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 |
|---|---|---|---|---|
| filmarks | score mean | JP | 68 | Jul 27, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 55 | Jul 21, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 36,144,520 | Jun 27, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |
| justwatch | jp platform count | JP | 1 | Jul 27, 2026, 12:00 AM |
| thread count | GLOBAL | 1 | Jul 14, 2026, 12:00 AM | |
| crunchyroll | series available | GLOBAL | 1 | Jul 27, 2026, 12:00 AM |
| niconico | episode views | JP | 284,775 | Jul 27, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 35 | Jul 27, 2026, 12:00 AM |
| comments 7d | GLOBAL | 68 | Jul 14, 2026, 12:00 AM | |
| filmarks | mark count | JP | 27 | Jul 27, 2026, 12:00 AM |
| niconico | episode comments | JP | 3,232 | Jul 27, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 14,004 | Jul 27, 2026, 12:00 AM |
| score 7d | GLOBAL | 10 | Jul 11, 2026, 12:00 AM | |
| crunchyroll | episode dislikes | GLOBAL | 63 | Jul 27, 2026, 12:00 AM |
| niconico | episode mylists | JP | 563 | Jul 27, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 2.75 | Jul 21, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 3 | Jul 21, 2026, 12:00 AM |
| threads 7d | GLOBAL | 1 | Jul 14, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 1 | Jul 14, 2026, 12:00 AM | |
| youtube | subscribers total | GLOBAL | 42,100 | Jun 27, 2026, 12:00 AM |
| mangacodex | bd sales avg | JP | 1,400 | Jul 25, 2026, 12:00 AM |
| mal | members | GLOBAL | 41,067 | Jul 21, 2026, 12:00 AM |
| mal | watching | GLOBAL | 1,835 | Jul 21, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 8,146 | Jul 21, 2026, 12:00 AM |
| anilist | average score | GLOBAL | 72 | Jul 21, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 23 | Jul 21, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 1 | Jul 19, 2026, 12:00 AM |
| mal | completed | GLOBAL | 22,394 | Jul 21, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 66.45 | Jul 21, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 4,304 | Jul 21, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Jul 21, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 0 | Jul 12, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 11,217 | Jul 21, 2026, 12:00 AM |
| shikimori | completion ratio | GLOBAL | 0.47 | Jul 21, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 13,958 | Jul 21, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 15,326 | Jul 21, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 73.7 | Jul 21, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Jul 20, 2026, 12:00 AM |