Mezue ahịrịokwu na-esonụ: N'ịbụ onye lanarịrị ọnwụ nke ụgbọelu ya na Midway, e zigara Shimakawa na 204th Air Group nke e kenyere ya na
Agha Agha Solomon Islands n'August 1942. Dabere na Bougainville, Shimakawa na ndị ibe ya na-ejikarị Cactus Air Force na Guadalcanal n'oge agha maka agwaetiti ahụ. N'ịbụ onye ịba jidere, a kpọgara Shimakawa na Japan na March 1943.