Aliases
Perfect Bones, بي: البداية, B: The Beginning, Default, Japanese, English
S181WINTER 2018ONA
Part of this franchise
concluded
Announced
In production
Releasing
Completed
B: The Beginning
In a world powered by advanced technology, crime and action unfold in the archipelagic nation of Cremona. Koku, the protagonist. Keith, the legendary investigator of the royal police force RIS. A mysterious criminal organization. A wide variety of characters race through the fortified city as it is beset by the serial killer, Killer B, and a chain of crimes.
(Source: Netflix, edited)
(Source: Netflix, edited)
Last updated
Jun 3, 2026, 11:27 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
53.4
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: High • Updated 6 minutes ago
Top reasons
- Cross-platform popularity index - Aggregate reach of ~43,621 followers
- Cross-platform audience rating - Weighted audience rating 70.8
- IP reach across services - Multi-platform footprint of ~46,583 users
Runway
Unknown
Source runway is unclear, so feasibility is treated as unknown.
Financial & Commercial80
Production Feasibility24
Audience Reception71
Strategic Priors26
Fandom Engagement26
CourScore history
CourScore over time
Last analysedJun 3, 2026, 11:27 PM
Next scheduledtomorrow
Latest signals
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| kitsu | favorites | GLOBAL | 120 | May 25, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 3,869 | May 25, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 21,548 | May 25, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 72.42 | May 25, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 27 | Apr 18, 2026, 12:00 AM |
| google trends | interest weekly | GLOBAL | 39 | Apr 12, 2026, 12:00 AM |
| jikan | chapters total | GLOBAL | 59 | Apr 29, 2026, 12:00 AM |
| jikan | rating | GLOBAL | 7.63 | Apr 29, 2026, 12:00 AM |
| jikan | source favorites | GLOBAL | 306 | Apr 29, 2026, 12:00 AM |
| jikan | source members | GLOBAL | 24,994 | Apr 29, 2026, 12:00 AM |
| jikan | source status code | GLOBAL | 3 | Apr 29, 2026, 12:00 AM |
| jikan | volumes total | GLOBAL | 12 | Apr 29, 2026, 12:00 AM |
| mal | completed | GLOBAL | 235,714 | May 26, 2026, 12:00 AM |
| mal | watching | GLOBAL | 19,130 | May 26, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 91,918 | May 26, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 6.06 | May 23, 2026, 12:00 AM |
| anilist | trending | GLOBAL | 2 | Jun 3, 2026, 12:00 AM |
| anilist | average score | GLOBAL | 69 | Jun 3, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 1,248 | Jun 3, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 71.4 | May 28, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 181 | Jun 1, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 99,469 | Jun 3, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 13 | May 30, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 10 | Jun 1, 2026, 12:00 AM |