Welcome to the "Kimetsu no Yaiba" quiz app! In this app, you can challenge various problems related to "Kimetsu no Yaiba". If you are a fan of "Kimetsu no Yaiba", this app is a must! Various problems are prepared, such as problems related to characters such as Tanjiro, Nezuko, and Inosuke, as well as problems related to demon squadrons and types of demons. In addition, the answers are easy to understand in a four-choice question format, making it enjoyable for beginners to advanced users. By all means, learn more about the world of "Kimetsu no Yaiba" with this app and test your knowledge!