マリンコンパス - 小型船舶やボートの安全・安心ネットワーク is a maps & navigation app by INFCAM CORPORATION with 10,000+ downloads (about 13K estimated). +38 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “Marine Compass is a safe and secure network of small vessels and mini boats
https://marinecompass.jp”