宇宙背景放射 うちゅうはいけいほうしゃ Meanings Noun cosmic background radiation Kanji 宇 cosmos. Read as ウ. 宙 space. Read as チュウ. 背 back. Read as ハイ. 景 scenery. Read as ケイ. 放 release. Read as ホウ. 射 shoot. Read as シャ. Jinuma: Japanese Dictionary · Word lists