The "公務員試験過去問問題集" app by BlueNotes Inc. is designed for individuals preparing for various public servant exams in Japan post the yearThe app includes questions from exams such as national public officials, court staff, Tokyo Metropolitan Government Category 1, and special ward Category 1 exams. Users can access three modes: Random Mode for 5 random questions, Category Mode for sequential questions by subject and genre, and Archive Mode to revisit saved questions for repeated learning. The app not only provides answer choices but also includes explanations with key points from past exam questions. Please note that complex calculation questions from subjects like physics and chemistry are not included.