真しん珠じゅ湾わん攻こう撃げきしんじゅわんこうげきじ字FuriganaMeanings1nounAttack on Pearl Harborhistorical termHistorical term referring specifically to the Japanese military strike on Pearl Harbor on December 7, 1941.真しん珠じゅ湾わん攻こう撃げきは1941年ねん12月がつ7日なのかに行おこなわ