@PsychoTheRabbit not liking kissing isn't being "broken," that's not even how it's framed in the story. Doesn't need to be "dealt" with, though, much to my dismay, I expect it will be
I think the ending is ambiguous, especially putting aside the lens of authorial intent. And I do do that, fuck authorial intent.
I like this story a lot, whether you interpret Fuwako as straight or bi, I think the ending is really beautiful.
if this doesn't end in a relationship or at least some sort of acknowledgement, then this will have been some very frustrating yuri bait. If it does end in a relationship or acknowledgement, then this will have been a very pretty but so-so story.
The back-in-time chapters are the best! Modern-day chapters make me empathize with the overwhelmingness of so many sudden experiences and expectations too much, in other words: they're too good at what they're trying for!