Kanji:

Meaning: Son, Counter For Sons

Kanji Meanings On Readings Kun Readings Stokes Composition Grade
The Place Where The Supreme Being Stores His Books, Library ロウ 12
Corridor, Hall, Tower ロウ 12 广
Precious Stone ロウ 14 𤣩
コウ, ロウ いぬあわ 16
Mantis ロウ 16