この書斎は客間兼用だ。
I also use this study for receiving guests.
10 strokes
concurrently, and
On'Yomi: ケン
Kun'Yomi: か.ねる, -か.ねる
5 strokes
utilize, business, service, use, employ
On'Yomi: ヨウ
Kun'Yomi: もち.いる