# ONE PIECE TV Special: Umi no Heso no Daibouken-hen
*Also known as: One Piece: Umi no Heso no Daibouken-hen / ONE PIECE TVスペシャル 海のヘソの大冒険篇*

## Facts
- Format: SPECIAL
- Status: concluded
- Year: 2000
- Season: FALL

## Renewal Score
**ONE PIECE TV Special: Umi no Heso no Daibouken-hen** has a **40% renewal probability** on Courcast (confidence: 91%) as of 2026-06-03.

## Synopsis
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)

## About Courcast
Courcast forecasts anime renewal probability using daily signals from streaming platforms, fan communities, and industry sources. Each CourScore (0–100) reflects fandom momentum, streaming performance, source material runway, and franchise history.

- Full details: https://courcast.com/title/one-piece-tv-special-umi-no-heso-no-daibouken-hen-fall-2000
- API: https://courcast.com/api/public/titles/one-piece-tv-special-umi-no-heso-no-daibouken-hen-fall-2000
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-03*