concluded
Announced
In production
Releasing
Completed
Sharing the ocean theme, hololive JP and EN's summer collab group, UMISEA, will have story-based videos!
Short animated series of videos featuring Minato Aqua, Houshou Marine, Gawr Gura, and Ninomae Ina'nis of hololive.
Short animated series of videos featuring Minato Aqua, Houshou Marine, Gawr Gura, and Ninomae Ina'nis of hololive.
Last updated
Aug 30, 2026, 03:43 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
56.2
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 12 days ago
Top reasons
- Trailer reception (YouTube) - Official trailer has 1,361,433 views
- Format continuity - Format (ONA) matches prior mainline entries
- Cross-platform audience rating - Weighted audience rating 67.0
Runway
Anime original
This is an anime original, not an adaptation, so there is no source material to run down - renewal turns on sales and popularity rather than runway.
Financial & Commercial50
Production Feasibility53
Audience Reception72
Strategic Priors31
Fandom Engagement90
CourScore history
CourScore over time
Last analysedAug 30, 2026, 03:43 PM
Next scheduled12 days ago
Renewal FAQ
UMISEA renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is UMISEA getting a new season?
- According to Courcast's latest analysis, UMISEA has a 56% 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 UMISEA be renewed?
- UMISEA currently scores 56 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 UMISEA's renewal probability?
- UMISEA's CourScore is 56 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 29, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 11 | Aug 29, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 1,660 | Aug 29, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Aug 29, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 12 | Sep 10, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 16 | Sep 10, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 3,359 | Sep 10, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 10, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Aug 26, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 79 | Aug 30, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 204 | Sep 10, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 5,632 | Sep 10, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 69.93 | Sep 10, 2026, 12:00 AM |
| mal | completed | GLOBAL | 3,109 | Sep 10, 2026, 12:00 AM |
| mal | members | GLOBAL | 4,472 | Sep 10, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 945 | Sep 10, 2026, 12:00 AM |
| mal | watching | GLOBAL | 257 | Sep 10, 2026, 12:00 AM |
| mangadex | source status code | GLOBAL | 2 | Jun 20, 2026, 12:00 AM |
| niconico | episode comments | JP | 1,017 | Sep 10, 2026, 12:00 AM |
| niconico | episode mylists | JP | 724 | Sep 10, 2026, 12:00 AM |
| niconico | episode views | JP | 137,575 | Sep 10, 2026, 12:00 AM |
| shikimori | completion ratio | GLOBAL | 0.45 | Sep 10, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 817 | Sep 10, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 68.8 | Sep 10, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 4.03 | Jun 23, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 3 | Jun 23, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 17 | Apr 27, 2026, 12:00 AM |
| youtube | trailer likes | GLOBAL | 115,329 | Sep 10, 2026, 12:00 AM |
| youtube | trailer views | GLOBAL | 1,361,749 | Sep 10, 2026, 12:00 AM |