The "ツムツム図鑑　ツムツム攻略に必須アプリ" is a comprehensive tool for players seeking guidance in the world of Tsum Tsum. With over 456 characters to keep track of, this app is a must-have for those unsure of which characters are best suited for missions and bingo challenges. Featuring easy-to-use grid and list formats, detailed information on each character including name, series, skills, and more is readily available. Users can sort characters by release date, name, series, or maximum score, and even filter to display only owned characters. The app also offers search functionality by name, series, skills, and initials, ensuring quick access to the desired information.