| Romaji: | ONE PIECE TV Special: Umi no Heso no Daibouken-hen |
| Japanese: | ONE PIECE TVスペシャル 海のヘソの大冒険篇 |
| English: | One Piece: Umi no Heso no Daibouken-hen |
| Score: | 67% (4058) |
| Popularity: | 9277 |
| Rank: | 44 |
| Type: | Special |
| Episodes: | 1 |
| Duration: | 49 min |
| Broadcast: | 20/12/2000 to 20/12/2000 |
| Status: | Finished |
| Source: | Manga |
| Studios: | Toei Animation |
| Season: | Fall |
The Straw Hats encounter a city in the middle of a whirlpool, called the Ocean's Navel, that is being destroyed by giant monsters. These monsters supposedly protect a treasure capable of granting wishes, but in the process of defeating these guardians, the crew ends up releasing another evil. (aired after Episode 53)
| Parent: | ONE PIECE |