Jinmeiyō kanji, used in names
Stroke count: 12
Meaning: body cavity
Kunyomi:
Onyomi: コウ
Composition: 月 空
Radical: 肉
Meaning: meat
腔 (コウ) cavity
腔線 (コウセン) gun rifling
腹腔 (フッコウ) abdominal cavity
口腔 (コウコウ) oral cavity, mouth