So do we have evidence she wanted to break up with Takeru from get go when their relationship started or was that post-hoc rationalization after she learned about cheating
There have been times reading this where I thought that Kotoyama should just be an artist in writer/artist team instead of author, and then I get hit with chapters like these.
Really that comparison in last place makes it fell like they attempted to dress-up momiji in clothes and make-up several years "too old" for her in anime, while in manga she looks like age approriate chuuni.