8 Biggest One Piece Mysteries That Still Have Fans Losing Sleep (And Their Minds)
From Joy Boy’s true identity to the secret of the One Piece itself — explore the 8 biggest One Piece mysteries that O…
Finished Airing
TV R - 17+ (violence & profanity)
The Holy Grail of Eris
Eris no Seihai · エリスの聖杯 · 2026
Community
Be the first one to review.
StatusFinished Airing
SeasonWinter 2026
StudioAshi Productions
SourceLight novel
Watch
Trailer
Watch
Episodes
12- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
Cast
Characters
52
Crew
Staff
128Animation Director35
Art Director3
Assistant Producer6
Background Art5
Character Design2
Chief Animation Director2
Chief Producer2
Color Design1
Director1
Director of Photography1
Editing1
Episode Director10
Executive Producer1
Key Animation1
Music2
Original Character Design1
Original Creator1
Planning13
Producer13
Series Composition1
Sound Director1
Sound Effects1
Storyboard12
Theme Song Arrangement2
Theme Song Composition2
Theme Song Lyrics2
Theme Song Performance3
Companies
Studios
Community
User reviews
0Sign in to write a review.
No reviews yet. Be the first.
From the blog
Fresh reads on anime, the craft, and the community.
All Sakamoto Days English Voice Actors, Know Who?
Not every viewer enjoys watching their favorite shows with subtitles, which is why anime makers dub these Japanese se…
8 Interesting Facts about Franky Here, We Bet You Don’t Know!
One Piece introduces an interesting universe filled with unique, weird, and funny personalities who have special abil…