Question: Operation Vengeance was designed to kill the leader of which Japanese military body?
Sentence (from "Imperial Japanese Navy"): The Imperial Japanese Navy (IJN; Kyūjitai: 大日本帝國海軍 Shinjitai: 大日本帝国海軍 "   " or 日本海軍 "Nippon Kaigun", "Navy of the Greater Japanese Empire") was the navy of the Empire of Japan from 1868 until 1945, when it was dissolved following Japan's defeat and surrender in World War II.
Relevant evidence: Yes