Why postwar Japan would scrap surviving warships

What should postwar Japan do with the surviving wartime warships it inherits?

Scrap them for reconstruction funds rather than crew them or invite further trouble.

The scenario leaves postwar Japan with surviving wartime warships. The preferred course is to take their scrap value rather than crew them. The money would support reconstruction and other pressing needs. Keeping the ships would also risk creating trouble when rebuilding takes priority.