Only the current version so far — new entries appear as the app ships updates.
ヨンデミー is an education app by Yondemy with 1,000+ downloads (about 3.9K estimated). +68 installs in the last 7 days. Released Jan 1, 2025. Install growth, rank history, SDKs and ad networks.
From the store listing: “Online lessons to get kids addicted to reading”