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ONE PIECE FAN LETTER
To commemorate the 25th anniversary of the ONE PIECE TV anime: an animated adaptation of the "ONE PIECE novel: Mugiwara Stories".
Two years after the Paramount War, the Straw Hats are about to reunite on the Sabaody Archipelago. At the same time, a girl who is head over heels for Nami is trying to hand a fan letter to her before the group leaves the island.
(Source: Crunchyroll)
Two years after the Paramount War, the Straw Hats are about to reunite on the Sabaody Archipelago. At the same time, a girl who is head over heels for Nami is trying to hand a fan letter to her before the group leaves the island.
(Source: Crunchyroll)
Last updated
Jun 3, 2026, 10:51 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
20.0
CourScore is the probability of an official sequel announcement within 18 months.
Signal coverage: 100% • Signal freshness: Medium • Updated 5 minutes ago
Top reasons
- Cross-platform popularity index - Aggregate reach of ~17,571 followers
- Favourite base strength - 3,024 cross-platform favourites
- IP reach across services - Multi-platform footprint of ~8,210 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 & Commercial81
Production Feasibility37
Audience Reception60
Strategic Priors25
Fandom Engagement56
CourScore history
CourScore over time
Last analysedJun 3, 2026, 10:51 PM
Next scheduledtomorrow
Latest signals
Fresh telemetry
Courcast watches every connected signal to surface the freshest indicators of momentum.
| Source | Metric | Geo | Value | Collected |
|---|---|---|---|---|
| anilist | trending | GLOBAL | 1 | May 29, 2026, 12:00 AM |
| anilist | average score | GLOBAL | 90 | May 29, 2026, 12:00 AM |
| anilist | favorites | GLOBAL | 3,024 | May 29, 2026, 12:00 AM |
| kitsu | member count | GLOBAL | 1,681 | Jun 1, 2026, 12:00 AM |
| kitsu | score mean | GLOBAL | 85.87 | Jun 1, 2026, 12:00 AM |
| anilist | popularity | GLOBAL | 52,793 | May 29, 2026, 12:00 AM |
| kitsu | rating rank | GLOBAL | 23 | Jun 1, 2026, 12:00 AM |
| google trends | interest daily | GLOBAL | 50 | Dec 26, 2025, 12:00 AM |
| google trends | interest weekly | GLOBAL | 84 | Nov 23, 2025, 12:00 AM |
| mal | completed | GLOBAL | 123,319 | Feb 8, 2026, 12:00 AM |
| mal | plan to watch | GLOBAL | 13,396 | Feb 8, 2026, 12:00 AM |
| mal | watching | GLOBAL | 5,848 | Feb 8, 2026, 12:00 AM |
| wikipedia | pageviews daily | EN.WIKIPEDIA | 17 | Apr 27, 2026, 12:00 AM |
| kitsu | favorites | GLOBAL | 24 | Jun 1, 2026, 12:00 AM |
| mangaupdates | bayesian rating | GLOBAL | 8.89 | May 23, 2026, 12:00 AM |
| mangadex | source status code | GLOBAL | 2 | May 23, 2026, 12:00 AM |
| shikimori | score mean | GLOBAL | 0 | May 30, 2026, 12:00 AM |
| jikan | source status code | GLOBAL | 2 | May 23, 2026, 12:00 AM |
| jikan | source favorites | GLOBAL | 126,134 | May 23, 2026, 12:00 AM |
| jikan | rating | GLOBAL | 9.21 | May 23, 2026, 12:00 AM |
| jikan | source members | GLOBAL | 699,372 | May 23, 2026, 12:00 AM |
| tmdb | popularity | GLOBAL | 62.36 | Jun 1, 2026, 12:00 AM |
| tmdb | vote count | GLOBAL | 5,323 | Jun 1, 2026, 12:00 AM |