Aliases
Zannen na Ikimono Jiten, ざんねんないきもの事典, Encyclopedia of Pitiful Creatures, Default, Synonym, Japanese
S183SUMMER 2018ONA
Part of this franchise
concluded
Announced
In production
Releasing
Completed
Zannen na Ikimono Jiten
ざんねんないきもの事典
The book series offers humourous introductions to surprising aspects of living creatures, such as "raccoons don't really wash their food," and "dolphins would drown if they fall completely asleep."
(Source: Anime News Network)
(Source: Anime News Network)
Last updated
Jun 3, 2026, 11:33 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
25.9
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 92% • Signal freshness: Medium • Updated 20 minutes ago
Top reasons
- Cross-platform audience rating - Weighted audience rating 59.4
- Committee renewal track record - Lead committee members (NHK Enterprises, Fanworks, NHK) historically renew 5% of productions
- Favourite base strength - 0 cross-platform favourites
Runway
Unknown
Source runway is unclear, so feasibility is treated as unknown.
Financial & Commercial19
Production Feasibility24
Audience Reception59
Strategic Priors13
Fandom Engagement0
CourScore history
CourScore over time
Last analysedJun 3, 2026, 11:33 PM
Next scheduledtomorrow
Latest signals
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| wikipedia | pageviews daily | EN.WIKIPEDIA | 12 | Apr 9, 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 |
| youtube | uploads 30d | GLOBAL | 25 | May 4, 2026, 12:00 AM |
| youtube | uploads 7d | GLOBAL | 25 | May 4, 2026, 12:00 AM |
| youtube | views 30d | GLOBAL | 14,292 | May 4, 2026, 12:00 AM |
| youtube | views 7d | GLOBAL | 14,292 | May 4, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 0 | May 17, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 150 | May 17, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 60 | Jun 3, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 0 | May 17, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 59.4 | May 30, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 257 | May 22, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 6.07 | May 23, 2026, 12:00 AM |
| mal | completed | GLOBAL | 231 | May 22, 2026, 12:00 AM |
| mal | watching | GLOBAL | 56 | May 22, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 0 | Jun 1, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 0.73 | Jun 1, 2026, 12:00 AM |