# 19 Tian
*Also known as: 19 Days / 19天*

## Facts
- Format: ONA
- Status: concluded
- Year: 2019

## Renewal Score
**19 Tian** has a **58% renewal probability** on Courcast (confidence: 92%) as of 2026-07-27.

## Synopsis
The mischievous Jian Yi and the level-headed Zhan Zhengxi have been best friends since early childhood. Now, as they are entangled in the follies of high school, their bond has deepened. Jian Yi all but hides his romantic feelings for Zhan Zhengxi, who, despite pretending to dislike Jian Yi's teasing, cannot keep his true emotions from occasionally slipping through.
Amid various festivals, classroom antics, and frequent shenanigans, Jian Yi and Zhan Zhengxi are soon joined by the rebellious deli

## 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/19-tian-2019
- API: https://courcast.com/api/public/titles/19-tian-2019
- About Courcast: https://courcast.com/about

*Last updated: 2026-07-27*