Only the current version so far — new entries appear as the app ships updates.
상상코뿔소수학학원 is an education app by B2 Corp. with 100+ downloads (about 216 estimated). Released Sep 16, 2020. Install growth, rank history, SDKs and ad networks.
From the store listing: “Hello, this is a dedicated app that delivers the news of your child's imaginary rhinoceros math school.”