奎
ケイ, キ

star, god of literature

JLPT1 G13 S0 F5000

As per 圭# (cone-shaped) + 大 stand outstretched → *crotch* (shaped liked the base of a cone; compare 夸 and 胯) → *star* (believed to preside over literary activities, and belonging to a group of sixteen stars in Andromeda that resemble a human crotch).

[Full Kanji Etymology List]