誠二

Seiji is Natsumi's boyfriend. Knowing Natsumi's personality, one can assume that Seiji is of somewhat questionable character as well. Takuya may really want to avoid his attention as much as possible, but with 'his' new assets, that may be easier said than done.

Edited from url=https://www.gamefaqs.com/pc/582010-x-change/faqs/22272Ben Woodhouse's Walkthrough