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Nov 2, 2026 · seen Nov 9, 2026
消防設備士 乙6 問題集 公表問題・練習問題 解説 is an education app by StackWorks LLC with 5+ downloads (about 5 estimated). +5 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “This book provides explanations for all 214 publicly released and practice questions for the Class B, Category 6 Fire Protection Equipment Technician exam, including practice questions for fire identification.”