玉音放送 ぎょくおんほうそう Meanings Noun radio broadcast announcing acceptance of the Potsdam Declaration and the end of the war (recording of Hirohito; broadcast August 15, 1945) See also: ポツダム宣言 (ポツダムせんげん). Kanji 玉 ball. Read as ギョク. 音 sound. Read as オン. 放 release. Read as ホウ. 送 send. Read as ソウ. Jinuma: Japanese Dictionary · Word lists