Tachibana, a history buff and a geek in his own right who enjoys play-by-mail RPGs (and has spent more money on the Idolm@ster Cinderella Girls game than he is willing to admit...), got his start as a scenario writer for adult games and through friendships cultivated over the years, was offered a chance to write for the Fujimi Shobo publishing company where he created the series "だから僕はHができない" (Tha