Complex sentence: On 3 April, "Musashi" arrived at Kure Naval Arsenal, and from 10--22 April, underwent repairs and upgrades, receiving new radar, depth-charge rails, and increased anti-aircraft capabilities.
Split into simpler sentences: On 3 April, "Musashi" arrived at Kure Naval Arsenal for repairs. From 10--22 April, "Musashi" underwent repairs and upgrades, receiving new radar, depth-charge rails, and increased anti-aircraft capabilities.