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
Jul 28, 2026, 06:04 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: Medium • Updated 12 hours ago
Top reasons
- Cross-platform popularity index - Aggregate reach of ~17,404 followers
- Key staff availability - Director Maki Fujii has no other concurrent active productions
- IP reach across services - Multi-platform footprint of ~22,812 users
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 & Commercial47
Production Feasibility25
Audience Reception31
Strategic Priors46
Fandom Engagement100
CourScore history
CourScore over time
Last analysedJul 28, 2026, 06:04 AM
Next scheduledin 12 hours
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 | popularity | GLOBAL | 43,976 | Jun 29, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 32.8 | Jun 20, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 6.29 | Jul 22, 2026, 12:00 AM |
| youtube | uploads 30d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| anilist | average score | GLOBAL | 27 | Jun 29, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | Jun 29, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 154 | Jun 29, 2026, 12:00 AM |
| mangadex | volumes total | GLOBAL | 3 | Jul 22, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 48 | Jun 23, 2026, 12:00 AM |
| youtube | subscribers total | GLOBAL | 42,100 | Jun 27, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 6.15 | Jun 23, 2026, 12:00 AM |
| mal | watching | GLOBAL | 6,888 | Jun 5, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 29 | Jun 28, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 45,470 | Jun 5, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 12,878 | Jun 28, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 17,594 | Jun 28, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 33.18 | Jun 28, 2026, 12:00 AM |
| mangadex | source status code | GLOBAL | 3 | Jul 22, 2026, 12:00 AM |
| mal | completed | GLOBAL | 124,778 | Jun 5, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | Jun 27, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |
| youtube | channel views total | GLOBAL | 36,144,520 | Jun 27, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 20,937 | Jun 27, 2026, 12:00 AM |
| mangadex | chapters total | GLOBAL | 32.6 | Jul 22, 2026, 12:00 AM |
| ann | rating | GLOBAL | 3.56 | Jul 18, 2026, 12:00 AM |
| mangacodex | bd sales avg | JP | 326 | Jul 25, 2026, 12:00 AM |
| mangacodex | manga circulation | JP | 700,000 | Jul 25, 2026, 12:00 AM |
| mangacodex | manga latest volume sales | JP | 32,500 | Jul 25, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 437 | Jul 23, 2026, 12:00 AM |