九きゅう天てんきゅうてんMeanings1nounsky; heavens; celestial palaceClassical Chinese-derived term for the highest heavens or the abode of deities. In Japanese, it appears mainly in historical, literary, or mythological contexts, not in ordinary conversation.古ふるい漢かん詩しでは「九きゅう天てん」が天てん上じょうの宮きゅう殿でんを指さす