Complex sentence: Her keel was laid down at the Sasebo Dockyards on 1 January 1941 and she was launched on 24 September 1941, commissioned and assigned to the Kure Naval District on 31 August 1942.
Split into simpler sentences: Her keel was laid down at the Sasebo Dockyard on 1 January 1941; she was launched on 24 September. She was commissioned and assigned to the Kure Naval District on 31 August 1942.