Aliases
Guraburu!, Grand Blues!, ぐらぶるっ！, Default, Synonym, Grablu!, Japanese, English, German, Spanish, French
S204FALL 2020TV_SHORT
Part of this franchise
concluded
Announced
In production
Releasing
Completed
Grand Blues!
Guraburu!
Set in the grand blue skies up above, the depths of darkness, elder sisters, knights, gentlemen, Vyrn lovers― all the colorful crew members will get to shine in a whole new light! "Kept you waiting, huh? It's time for you to see our final forms!" Join us and take flight to the world in the skies!
(Source: Crunchyroll)
(Source: Crunchyroll)
Last updated
Jun 3, 2026, 11:31 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
37.6
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 92% • Signal freshness: Medium • Updated 1 hour ago
Top reasons
- Cross-platform popularity index - Aggregate reach of ~2,705 followers
- Cross-platform audience rating - Weighted audience rating 56.8
- IP reach across services - Multi-platform footprint of ~3,610 users
Runway
Ok
Source runway looks healthy for a continuation.
Financial & Commercial51
Production Feasibility25
Audience Reception57
Strategic Priors18
Fandom Engagement0
CourScore history
CourScore over time
Last analysedJun 3, 2026, 11:31 PM
Next scheduledin 23 hours
Latest signals
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| shikimori | score mean | GLOBAL | 58 | Jun 3, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 74,560 | May 26, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 35 | Jun 1, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | May 26, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | May 26, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 74,560 | May 26, 2026, 12:00 AM |
| anilist | average score | GLOBAL | 54 | Jun 1, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 7,185 | May 26, 2026, 12:00 AM |
| mal | watching | GLOBAL | 1,210 | May 26, 2026, 12:00 AM |
| mal | completed | GLOBAL | 5,997 | May 26, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 17 | Mar 30, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 28,077 | May 4, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 63 | May 4, 2026, 12:00 AM |
| mangadex | source status code | GLOBAL | 2 | May 23, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 843 | Jun 3, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 58.91 | Jun 3, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 11,785 | Jun 3, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 6,047 | Jun 1, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 1 | Jun 3, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Jun 1, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 8.3 | May 23, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 7.31 | Jun 1, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 9 | Jun 1, 2026, 12:00 AM |