Question: When was the ace of the Imperial Japanese Navy Air died who served during World War II and who was squadron mate of Toshio Ōta?
Sentence (from "Toshio Ōta"): There the young petty officer, 1st class became one of the so-called "Clean-up Trio" of Japanese aces, along with his squadron mates Saburo Sakai and Hiroyoshi Nishizawa.
Relevant evidence: Yes