平へい安あん宮きゅうMeaningsNoun1. Heian Imperial PalaceKanji used平flat安peace of mind宮Shinto shrineComposed of平へい安あんpeace; tranquility; tranquillityNoun宮きゅうpalace; tonic (of the Japanese and Chinese pentatonic scale); ancient Chinese punishment (castration for men, or confinement for women); zodiacal signNoun