Only the current version so far — new entries appear as the app ships updates.
気象庁データ連動 暑さ指数モニター 熱中症予防 is a weather app by LP&D LABORATORY with 10+ downloads (about 42 estimated). +1 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “Highly accurate, real-time estimation of the Wet Bulb Globe Temperature (WBGT) index for outdoor (sunny), shaded, and indoor locations using online data from the Japan Meteorological Agency! No API key registration required. Displays data for approximately 840 locations nationwide.”