SG一問一答|情報セキュリティマネジメント試験 is an education app by Seiu Horikiri with 1+ downloads (about 3 estimated). +1 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “Subject A consists of 668 multiple-choice questions (true/false). Subject B consists of all 24 publicly available questions. You can start with just 5 minutes a day.”