I thought it was strange that Kazoe would say Hanazono's her boyfriend, so I checked the raws. Her sister asks "男子?" not "彼氏", so I think Kazoe is just saying that she's talking to a boy, not her boyfriend.
I thought it was strange that Kazoe would say Hanazono's her boyfriend, so I checked the raws. Her sister asks "男子?" not "彼氏", so I think Kazoe is just saying that she's talking to a boy, not her boyfriend.