I often fall into the fantasy upon her back. What kind of person is she? What does she like? What world view does she hold? From the occasional detailed observations of her daily life, I have inferred many unexplainable clues... After a series of fantastic imagination, I suddenly realized that the girl who has been dialoging with me in my mind is just my own wishful thinking. Therefore, on the day of the reunion, I decided to take this step...
Last updated
Oct 28, 2026, 06:21 AM
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
22.2
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 8 hours ago
Top reasons
- Cross-platform audience rating - Weighted audience rating 68.0
- Trailer reception (YouTube) - Official trailer has 50,695 views
- MAL community size - 499 MAL list entries (watching/completed/planned)
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
Undetectable Box renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Undetectable Box getting a new season?
- According to Courcast's latest analysis, Undetectable Box has a 22/100 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 Undetectable Box be renewed?
- Undetectable Box currently scores 22 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 Undetectable Box's renewal probability?
- Undetectable Box's CourScore is 22 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 | 68 | Oct 27, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 12 | Oct 27, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 589 | Oct 27, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Oct 27, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 12 | Sep 15, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 199 | Sep 15, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 2,980 | Sep 15, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 15, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 6 | Oct 12, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 100 | Oct 18, 2026, 12:00 AM |
| google trends | momentum log ratio | GLOBAL | 0 | Oct 18, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 39 | Oct 27, 2026, 12:00 AM |
| mal | completed | GLOBAL | 282 | Oct 27, 2026, 12:00 AM |
| mal | members | GLOBAL | 554 | Oct 27, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 178 | Oct 27, 2026, 12:00 AM |
| mal | watching | GLOBAL | 39 | Oct 27, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 6.23 | Oct 26, 2026, 12:00 AM |
| niconico | episode comments | JP | 323 | Oct 27, 2026, 12:00 AM |
| niconico | episode mylists | JP | 100 | Oct 27, 2026, 12:00 AM |
| niconico | episode views | JP | 6,822 | Oct 27, 2026, 12:00 AM |
| shikimori | completion ratio | GLOBAL | 0.26 | Oct 27, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 100 | Oct 27, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 68 | Oct 27, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 9.18 | Oct 27, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 10 | Oct 27, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 15 | Oct 12, 2026, 12:00 AM |
| youtube | trailer likes | GLOBAL | 4,971 | Oct 27, 2026, 12:00 AM |
| youtube | trailer views | GLOBAL | 50,695 | Oct 27, 2026, 12:00 AM |