Love Sky Tree 21, Ai Sukai Tsurii 21, Ai Sky Tree 21, 愛・スカイツリー 21
Franchise timeline
Review every Courcast-tracked season for this series and jump between entries.
Courcast score breakdown
CourScore weighs signals for an official sequel announcement within 18 months, blending attention velocity, completion strength, and catalogue health.
CourScore
15.8
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 15 hours ago
Top reasons
- Reddit discussion momentum - 10 weekly Reddit threads, compared with current activity
- MAL community size - 906 MAL list entries (watching/completed/planned)
- Titles like this rarely return - 14 years with no new entry: of OVAs and specials (first entries) in that position, under 1% got a new season or film within 10 years
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.
CourScore history
CourScore over time
Ai Sky Tree 21 renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Ai Sky Tree 21 getting a new season?
- According to Courcast's latest analysis, Ai Sky Tree 21 has a 16/100 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 Ai Sky Tree 21 be renewed?
- Ai Sky Tree 21 currently scores 16 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 Ai Sky Tree 21's renewal probability?
- Ai Sky Tree 21's CourScore is 16 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.
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| anilist | average score | GLOBAL | 36 | Oct 13, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 0 | Oct 13, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 338 | Oct 13, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Oct 13, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 145 | Sep 15, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 40 | Sep 15, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 2,310 | Sep 15, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 15, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 0 | Sep 14, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 0 | Sep 20, 2026, 12:00 AM |
| google trends | momentum log ratio | GLOBAL | 0 | Sep 20, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 131 | Oct 13, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 12,042 | Oct 13, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 59.46 | Oct 13, 2026, 12:00 AM |
| mal | completed | GLOBAL | 697 | Oct 13, 2026, 12:00 AM |
| mal | members | GLOBAL | 994 | Oct 13, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 171 | Oct 13, 2026, 12:00 AM |
| mal | watching | GLOBAL | 38 | Oct 13, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 6.33 | Oct 26, 2026, 12:00 AM |
| comments 7d | GLOBAL | 757 | Oct 13, 2026, 12:00 AM | |
| mentions 1d | GLOBAL | 2 | Oct 13, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 10 | Oct 13, 2026, 12:00 AM | |
| score 7d | GLOBAL | 1,619 | Oct 13, 2026, 12:00 AM | |
| thread count | GLOBAL | 10 | Oct 13, 2026, 12:00 AM | |
| threads 7d | GLOBAL | 10 | Oct 13, 2026, 12:00 AM | |
| shikimori | completion ratio | GLOBAL | 0.51 | Oct 13, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 119 | Oct 13, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 43.5 | Oct 13, 2026, 12:00 AM |
| simkl | score mean | GLOBAL | 54 | Sep 15, 2026, 12:00 AM |