[Maybe because it's Tatara and Shouhei who are the only ones allowed to call him that now. After a year and a half of Tatara calling him San-chan constantly, calling him Bandou would probably be strange for Tatara and San-chan.
He looks up at him, smiling brightly.]
Kusanagi-san isn't here, but that doesn't mean you can damage anything in the bar. Okay?
Action
He looks up at him, smiling brightly.]
Kusanagi-san isn't here, but that doesn't mean you can damage anything in the bar. Okay?
[He'll scold you if you do.]