[せいかん, seikan] (n) (obsc) (See 星宿・せいしゅく・2) constellation (in ancient China; important constellations were then used to divide the ecliptic into 28 "mansions")
[せいしゅく(星宿);ほとおりぼし;ほとほりぼし(星宿), seishuku ( hoshi yado ); hotooriboshi ; hotohoriboshi ( hoshi yado )] (n) (1) constellation; (2) (arch) (See 二十八宿) mansion (any of the Chinese constellations used to divide the ecliptic into 28 positions); (3) (See 星・せい) Chinese "star" constellation (one of the 28 mansions)