Kokoei：高校1年生からの基礎英語・英文法

Kokoei：高校1年生からの基礎英語・英文法 is an education app by Velura with 1+ downloads (about 2 estimated). Released May 22, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “This is a learning app for high school students who are "not good at English." With detailed Japanese explanations, illustrations, and corrections to common mistakes, you can master the basics of English for first-year high school students. It's also great for preparing for regular tests.”