Item
¥0CNY
Screenshots come from the App Store listing. They are shown at full aspect ratio, never cropped. Click to enlarge.
From the App Store Source公益社団法人 日本建築積算協会の公式アプリです。講習会、ニュースなどの情報を確認できます。
The developer is BUILDING SURVEYOR'S INSTITUTE OF JAPAN, THE, and the app identifier is com.BSIJ.ios.
It was first released on 2026-07-24, according to our own database record.
Every number in these answers comes from the data shown above on this page.