Only the current version so far — new entries appear as the app ships updates.
コトアム - 短歌、エッセイ、小説を書く・読む短編文学アプリ is a books & reference app by TOKYO DOME CORPORATION with 1,000+ downloads (about 3.5K estimated). +33 installs in the last 7 days. Released Apr 18, 2025. Install growth, rank history, SDKs and ad networks.
From the store listing: “Add your favorite literature to your playlist. A prescription for the heart, written vertically.”