# UMISEA
*Also known as: UMISEA*

## Facts
- Format: ONA
- Status: concluded
- Year: 2021
- Season: SUMMER

## Renewal Score
**UMISEA** has a **36% renewal probability** on Courcast (confidence: 72%) as of 2026-06-03.

## Synopsis
Sharing the ocean theme, hololive JP and EN's summer collab group, UMISEA, will have story-based videos!
Short animated series of videos featuring Minato Aqua, Houshou Marine, Gawr Gura, and Ninomae Ina'nis of hololive.

## 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/umisea-summer-2021
- API: https://courcast.com/api/public/titles/umisea-summer-2021
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-03*