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
SUMMER 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 weighs signals for an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.
CourScore
16.7
CourScore measures renewal signals out of 100. It is not a calibrated probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 11 hours ago
Top reasons
- Committee renewal track record - Lead committee members (Sunrise, Lantis, Mainichi Broadcasting System…) have a smoothed catalogue continuation rate of 34%, above the catalogue average of 14%
- Committee collaboration history - Titles sharing at least two committee members: 35 of 97 have a catalogued successor (36%), compared with 14% across the catalogue
- Committee investment depth - Committee investment: 5 committee member(s), music label on committee
Runway
Unknown
Source runway is unclear, so feasibility is treated as unknown.
Financial & Commercial23
Production Feasibility27
Audience Reception43
Strategic Priors60
Fandom Engagement36
CourScore history
CourScore over time
Last analysedOct 28, 2026, 06:25 AM
Next scheduledin 13 hours
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 17/100 renewal signal score. 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 17 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. Scores from 70 indicate strong renewal signals; scores from 85 are labelled very likely.
- What is Natsuiro Kiseki: 15-kaime no Natsuyasumi's renewal probability?
- Natsuiro Kiseki: 15-kaime no Natsuyasumi's CourScore is 17 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 signal score 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 | Oct 23, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 4 | Oct 23, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 2,413 | Oct 23, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Oct 23, 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 | 724 | Oct 24, 2026, 12:00 AM |
| filmarks | score mean | JP | 68 | Oct 24, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Sep 10, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 0 | Oct 11, 2026, 12:00 AM |
| google trends | momentum log ratio | GLOBAL | 0 | Oct 11, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 1,122 | Oct 23, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 5,945 | Oct 23, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 69.52 | Oct 23, 2026, 12:00 AM |
| mal | chapters total | GLOBAL | 6 | Aug 27, 2026, 12:00 AM |
| mal | completed | GLOBAL | 6,212 | Oct 23, 2026, 12:00 AM |
| mal | members | GLOBAL | 8,142 | Oct 23, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 1,597 | Oct 23, 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 | 148 | Oct 23, 2026, 12:00 AM |
| niconico | episode comments | JP | 51 | Oct 24, 2026, 12:00 AM |
| niconico | episode mylists | JP | 9 | Oct 24, 2026, 12:00 AM |
| niconico | episode views | JP | 909 | Oct 24, 2026, 12:00 AM |
| shikimori | completion ratio | GLOBAL | 0.63 | Oct 23, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 713 | Oct 23, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 67.9 | Oct 23, 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 |