# Summer Wars
*Also known as: Summer Wars / サマーウォーズ*

## Facts
- Format: MOVIE
- Status: concluded
- Year: 2009
- Season: SUMMER

## Renewal Score
**Summer Wars** has a **55% renewal probability** on Courcast (confidence: 91%) as of 2026-06-04.

## Synopsis
When timid eleventh-grader and math genius Kenji Koiso is asked by older student and secret crush Natsuki to come with her to her family's Nagano home for a summer job, he agrees without hesitation. 
Natsuki's family, the Jinnouchi clan, dates back to the Muromachi era (1336 to 1573), and they've all come together to celebrate the 90th birthday of the spunky matriarch of the family, Sakae. That’s when Kenji discovers his "summer job" is to pretend to be Natsuki's fiance and dance with her at the

## 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/summer-wars-summer-2009
- API: https://courcast.com/api/public/titles/summer-wars-summer-2009
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-04*