Only the current version so far — new entries appear as the app ships updates.
제2의 나라 쿠폰 is a tools app by HYUN WOO PARK with 5,000+ downloads (about 8.2K estimated). Released Jun 16, 2021. Install growth, rank history, SDKs and ad networks.
From the store listing: “Show coupon information. A push notification is sent when a new coupon is issued.”