Natsuiro Kiseki OVA, Natsuiro Kiseki: 15-kaime no Natsuyasumi, 夏色キセキ ～15回目のナツヤスミ～, Natsu-iro Kiseki: 15-kaime no Natsuyasumi
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
46.7
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated yesterday
Top reasons
- Cross-platform audience rating - Weighted audience rating 67.8
- Cross-platform popularity index - Aggregate reach of ~1,420 followers
- Committee renewal track record - Lead committee members (Aniplex, Sunrise, Lantis…) renew 4% of productions, above the catalogue average of 3%
Source runway is unclear, so feasibility is treated as unknown.
CourScore history
CourScore over time
Natsuiro Kiseki: 15-kaime no Natsuyasumi renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Natsuiro Kiseki: 15-kaime no Natsuyasumi getting a new season?
- According to Courcast's latest analysis, Natsuiro Kiseki: 15-kaime no Natsuyasumi has a 47% 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 Natsuiro Kiseki: 15-kaime no Natsuyasumi be renewed?
- Natsuiro Kiseki: 15-kaime no Natsuyasumi currently scores 47 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 Natsuiro Kiseki: 15-kaime no Natsuyasumi's renewal probability?
- Natsuiro Kiseki: 15-kaime no Natsuyasumi's CourScore is 47 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 |
|---|---|---|---|---|
| kitsu | score mean | GLOBAL | 69.56 | Jul 22, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 715 | Jul 22, 2026, 12:00 AM |
| mal | members | GLOBAL | 8,109 | Jul 22, 2026, 12:00 AM |
| mal | watching | GLOBAL | 148 | Jul 22, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 10 | Jun 13, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 5,867 | Jul 22, 2026, 12:00 AM |
| mal | completed | GLOBAL | 6,189 | Jul 22, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 68.2 | Jul 22, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 1,591 | Jul 22, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 1,120 | Jul 22, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 6 | Jul 22, 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 |
| anilist | popularity | GLOBAL | 2,378 | Jul 22, 2026, 12:00 AM |
| shikimori | completion ratio | GLOBAL | 0.62 | Jul 22, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Jul 22, 2026, 12:00 AM |
| anilist | average score | GLOBAL | 66 | Jul 22, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 1,290 | Jun 17, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 17, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 13,579 | Jun 17, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 17, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 260,870 | Jun 17, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 13,579 | Jun 17, 2026, 12:00 AM |