少年野球スコアブック 野球スコアログ - 学童野球・早稲田式 is a sports app by AppSeed Inc. with 100+ downloads (about 191 estimated). +10 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “For scorekeepers in youth baseball and elementary school baseball. Practice with trial games and output the Waseda-style scorebook as a PDF. Supports scoring, checking player batting statistics and pitch counts, and correcting records.”