Aliases
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
S6SUMMER 2012OVA
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
47.8
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 12 days ago
Top reasons
- Crunchyroll Like Index - 23,693 likes / 25,865 reactions on recent episodes
- Cross-platform audience rating - Weighted audience rating 67.8
- Cross-platform popularity index - Aggregate reach of ~1,421 followers
Runway
Low
Source runway looks tight, so near-term sequel odds are capped.
Financial & Commercial47
Production Feasibility34
Audience Reception57
Strategic Priors44
Fandom Engagement75
CourScore history
CourScore over time
Last analysedAug 30, 2026, 06:31 PM
Next scheduled11 days ago
Renewal FAQ
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 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 Natsuiro Kiseki: 15-kaime no Natsuyasumi be renewed?
- Natsuiro Kiseki: 15-kaime no Natsuyasumi 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 Natsuiro Kiseki: 15-kaime no Natsuyasumi's renewal probability?
- Natsuiro Kiseki: 15-kaime no Natsuyasumi'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 | 66 | Sep 4, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 4 | Sep 4, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 2,400 | Sep 4, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Sep 4, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 13 | Sep 11, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 2,187 | Sep 11, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 24,040 | Sep 11, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 11, 2026, 12:00 AM |
| filmarks | mark count | JP | 712 | Sep 11, 2026, 12:00 AM |
| filmarks | score mean | JP | 68 | Sep 11, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Sep 10, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 1,121 | Sep 11, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 5,931 | Sep 11, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 69.52 | Sep 11, 2026, 12:00 AM |
| mal | chapters total | GLOBAL | 6 | Aug 27, 2026, 12:00 AM |
| mal | completed | GLOBAL | 6,204 | Sep 11, 2026, 12:00 AM |
| mal | members | GLOBAL | 8,125 | Sep 11, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 1,591 | Sep 11, 2026, 12:00 AM |
| mal | rating | GLOBAL | 6.95 | Aug 27, 2026, 12:00 AM |
| mal | source members | GLOBAL | 1,998 | Aug 27, 2026, 12:00 AM |
| mal | source status code | GLOBAL | 3 | Aug 27, 2026, 12:00 AM |
| mal | volumes total | GLOBAL | 1 | Aug 27, 2026, 12:00 AM |
| mal | watching | GLOBAL | 147 | Sep 11, 2026, 12:00 AM |
| niconico | episode comments | JP | 51 | Sep 11, 2026, 12:00 AM |
| niconico | episode mylists | JP | 9 | Sep 11, 2026, 12:00 AM |
| niconico | episode views | JP | 907 | Sep 11, 2026, 12:00 AM |
| shikimori | completion ratio | GLOBAL | 0.62 | Sep 4, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 714 | Sep 4, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 67.9 | Sep 4, 2026, 12:00 AM |
| simkl | score mean | GLOBAL | 68 | Sep 4, 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 | 10 | Jun 13, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 260,870 | Jun 17, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 1,290 | Jun 17, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 17, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 17, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 13,579 | Jun 17, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 13,579 | Jun 17, 2026, 12:00 AM |