concluded
Announced
In production
Releasing
Completed
The "life-and-death sibling" story follows Utsutsu and Yume Hasegawa, a boy and his little sister who find themselves all alone. One day, Yume sees a mysterious red butterfly and her body undergoes a strange metamorphosis—into a creature that eats humans. Utsutsu struggles to find a way to restore his sister.
(Source: Anime News Network)
(Source: Anime News Network)
Last updated
Aug 31, 2026, 04:16 AM
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
20.0
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 12 days ago
Top reasons
- Cross-platform popularity index - Aggregate reach of ~39,664 followers
- Domestic episode engagement (Niconico) - 2,532,299 episode views on Niconico (JP domestic)
- Key staff availability - Director Maki Fujii has no other concurrent active productions
Runway
Feasibility warning
NoneSource material looks exhausted, so near-term sequel odds are capped.
Near-term probability is capped at 20% until confirmed evidence lands.
Financial & Commercial48
Production Feasibility25
Audience Reception58
Strategic Priors34
Fandom Engagement38
CourScore history
CourScore over time
Last analysedAug 31, 2026, 04:16 AM
Next scheduled11 days ago
Renewal FAQ
Pupa renewal questions
Common questions about this title's renewal prospects, answered by Courcast's daily analysis.
- Is Pupa getting a new season?
- According to Courcast's latest analysis, Pupa has a 20% 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 Pupa be renewed?
- Pupa currently scores 20 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 Pupa's renewal probability?
- Pupa's CourScore is 20 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 | 27 | Aug 27, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 161 | Aug 27, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 44,515 | Aug 27, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 1 | Aug 27, 2026, 12:00 AM |
| ann | rating | GLOBAL | 3.57 | Aug 29, 2026, 12:00 AM |
| crunchyroll | episode count | GLOBAL | 1 | Sep 10, 2026, 12:00 AM |
| crunchyroll | episode dislikes | GLOBAL | 15 | Sep 10, 2026, 12:00 AM |
| crunchyroll | episode likes | GLOBAL | 344 | Sep 10, 2026, 12:00 AM |
| crunchyroll | series available | GLOBAL | 1 | Sep 10, 2026, 12:00 AM |
| filmarks | mark count | JP | 552 | Sep 10, 2026, 12:00 AM |
| filmarks | score mean | JP | 54 | Sep 10, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 67 | Sep 9, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 76 | Aug 30, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 29 | Sep 10, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 17,623 | Sep 10, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 13,186 | Sep 10, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 33.19 | Sep 10, 2026, 12:00 AM |
| mal | chapters total | GLOBAL | 34 | Sep 10, 2026, 12:00 AM |
| mal | completed | GLOBAL | 125,551 | Sep 10, 2026, 12:00 AM |
| mal | members | GLOBAL | 202,650 | Sep 10, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 45,884 | Sep 10, 2026, 12:00 AM |
| mal | rating | GLOBAL | 5.8 | Sep 10, 2026, 12:00 AM |
| mal | source members | GLOBAL | 23,880 | Sep 10, 2026, 12:00 AM |
| mal | source status code | GLOBAL | 3 | Sep 10, 2026, 12:00 AM |
| mal | volumes total | GLOBAL | 5 | Sep 10, 2026, 12:00 AM |
| mal | watching | GLOBAL | 6,939 | Sep 10, 2026, 12:00 AM |
| mangacodex | bd sales avg | JP | 326 | Sep 6, 2026, 12:00 AM |
| mangacodex | manga circulation | JP | 700,000 | Sep 6, 2026, 12:00 AM |
| mangacodex | manga latest volume sales | JP | 32,500 | Sep 6, 2026, 12:00 AM |
| mangadex | chapters total | GLOBAL | 32.6 | Sep 10, 2026, 12:00 AM |
| mangadex | source status code | GLOBAL | 3 | Sep 10, 2026, 12:00 AM |
| mangadex | volumes total | GLOBAL | 3 | Sep 10, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 6.29 | Sep 10, 2026, 12:00 AM |
| mfc | entry likes | GLOBAL | 9 | Sep 6, 2026, 12:00 AM |
| mfc | figures total | GLOBAL | 0 | Sep 6, 2026, 12:00 AM |
| mfc | goods total | GLOBAL | 6 | Sep 6, 2026, 12:00 AM |
| mfc | media total | GLOBAL | 7 | Sep 6, 2026, 12:00 AM |
| mfc | merch added 30d | GLOBAL | 0 | Sep 6, 2026, 12:00 AM |
| mfc | merch total | GLOBAL | 13 | Sep 6, 2026, 12:00 AM |
| niconico | episode comments | JP | 521,171 | Sep 10, 2026, 12:00 AM |
| niconico | episode mylists | JP | 11,210 | Sep 10, 2026, 12:00 AM |
| niconico | episode views | JP | 2,533,331 | Sep 10, 2026, 12:00 AM |
| comments 7d | GLOBAL | 19 | Aug 27, 2026, 12:00 AM | |
| mentions 7d | GLOBAL | 1 | Aug 27, 2026, 12:00 AM | |
| thread count | GLOBAL | 1 | Aug 27, 2026, 12:00 AM | |
| threads 7d | GLOBAL | 1 | Aug 27, 2026, 12:00 AM | |
| shikimori | completion ratio | GLOBAL | 0.6 | Aug 27, 2026, 12:00 AM |
| shikimori | member count | GLOBAL | 21,903 | Aug 27, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 32.8 | Aug 27, 2026, 12:00 AM |
| simkl | score mean | GLOBAL | 34 | Sep 10, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 8.74 | Sep 10, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 48 | Sep 10, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 345 | Sep 7, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 36,144,520 | Jun 27, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 42,100 | Jun 27, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |