# Yi Nian Yongheng 4
*Also known as: 一念永恒 第四季*

## Facts
- Format: ONA
- Status: airing
- Year: 2026

## Renewal Score
**Yi Nian Yongheng 4** has a **100% renewal probability** on Courcast (confidence: 100%) as of 2026-09-09.

## Synopsis
The fourth and final season of Yi Nian Yongheng.

## 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/yi-nian-yongheng-4-2026
- API: https://courcast.com/api/public/titles/yi-nian-yongheng-4-2026
- About Courcast: https://courcast.com/about

*Last updated: 2026-09-09*