About this app
You can learn the shape by tracing the 47 prefectures! - You can redraw as many times with one tap. - The drawn shape can be saved in the album as an image. - Tap the star to add a mark. Let's have fun learning! Please contact us in the review section or this DM. https://twitter.com/corasck
Latest release
What’s New
Bug fixes and performance improvements.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 15, 2026 · 1:20 PM Free
Screenshots
