# Oshiri Tantei: Tentou Mushi Iseki no Nazo
*Also known as: 映画おしりたんてい テントウムシいせきの なぞ*

## Facts
- Format: MOVIE
- Status: concluded
- Year: 2020
- Season: SUMMER

## Renewal Score
**Oshiri Tantei: Tentou Mushi Iseki no Nazo** has a **16% renewal probability** on Courcast (confidence: 59%) as of 2026-06-03.

## Synopsis
Mystery of the Ladybug Ruins. Here comes the second piece of “Butt Detective" jumps to the big screen. This is an adventurous action film that tells the story of the Butt detective and his father Butt Dandy discover the mystery of the ancient ruins together!  One day Butt Detective received a commission from his father's Butt Dandy, which is going to the Ladybug Ruins to investigate into a case. According to the rumors, the hidden treasure in the ruins, possibly could save the continuous drought

## 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/oshiri-tantei-tentou-mushi-iseki-no-nazo-summer-2020
- API: https://courcast.com/api/public/titles/oshiri-tantei-tentou-mushi-iseki-no-nazo-summer-2020
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-03*