Bokura ga ita Season 1 Episode 11 Episode Eleven ( Air Date 2006-09-11 ) Genre Animation, Drama category. Overview "Nanami and Motoharu's study session in interrupted when, out of the blue, Yuri turns up on Motoharu's doorstep, with something to tell him about her sister. It's to do with the reason why Nana was in Kagawa's car 2 years ago. Soon after that Nanami and Motoharu end up having a quarrel about it.".