This download is totally safe. The app was originally created by 学校ネット株式会社 and it is listed among the Educational category. 読めないと恥ずかしい大人の常識漢字（人気の漢字読み方クイズ） was downloaded and installed by over 100K users and its most recent stable release was on Oct 16, 2020.
The tool is for users aged 17 and older, it has been rated 4.3 on Google Play. Ads are a part of this application. Get the free installer of 読めないと恥ずかしい大人の常識漢字（人気の漢字読み方クイズ） 2.99 and take a look at users' reviews on Droid Informer. The app runs on Android devices 4.4 and above.