Play word 星官 星官 せいかん constellation (in ancient China; important constellations were then used to divide the ecliptic into 28 "mansions")
Play word 二官 二官 にかん two departments (under the ritsuryō system: the Dept. of State and the Dept. of Worship)
Play word 認証官 認証官 にんしょうかん official whose appointment and dismissal requires Imperial acknowledgement (acknowledgment)