# Shin SOS Dai Tokyo Tankentai
*Also known as: 新SOS大東京探検隊*

## Facts
- Format: MOVIE
- Status: concluded
- Year: 2007
- Season: SPRING

## Renewal Score
**Shin SOS Dai Tokyo Tankentai** has a **29% renewal probability** on Courcast (confidence: 68%) as of 2026-06-03.

## Synopsis
While packing for a move, elementary school student Ryuuhei finds his father's old school notebook detailing a search for a treasure in Tokyo's vast network of underground passages. With his little brother tagging along, he and three friends from an online chat room gather and set out on a quest to find the treasure. What they discover instead is an entire underground community composed of assorted eccentrics, including a senile old soldier still performing a World War II-era mission.
(Source: A

## 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/shin-sos-dai-tokyo-tankentai-spring-2007
- API: https://courcast.com/api/public/titles/shin-sos-dai-tokyo-tankentai-spring-2007
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-03*