The yokosuka d4y suisei nicknamed ldquojudyrdquo by the allies was a capable dive bomber serving the imperial japanese navy inspired to the german he118 the d4y design was lighter stronger more advanced in its structure and aerodynamics and this airplane was used in all of the most famous battles of the pacific the d4y was very fast greatly appreciated quality for a divendashbomber but some reliability problems with the engine slowed its use the d4y was also used with success as a reconnai