Only the current version so far — new entries appear as the app ships updates.
MeDaCa - 自分の健康を収納するアプリ is a medical app by Medical Data Card, Inc. with 50,000+ downloads (about 64K estimated). +391 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “It is an application that can manage your various medical information with photos. If the medical institution you are visiting has MeDaCa installed, you can receive messages and test data via the app.”