1.0.0
Oct 19, 2026 · seen Nov 9, 2026
火薬類製造保安責任者 乙種-2026年版-試験対策 is a books & reference app by ArkTech LLC with 1+ downloads (about 1 estimated). +1 installs in the last 7 days. Released Oct 18, 2026. Install growth, rank history, SDKs and ad networks.
From the store listing: “[Fastest Way to Pass] 500 excellent practice questions and detailed explanations for a first-time pass! Make the most of your spare time. The definitive guide to preparing for the 2026 Explosives Manufacturing Safety Manager (Class B) exam.”