Responses
the bottom ones from left to right are
https://www.mangago.zone/read-manga/kimi_no_yoru_ni_fureru/
https://www.mangago.zone/read-manga/yahwacheop/
https://www.mangago.zone/read-manga/given/
I swear someone had asked about the couples in the translation credit page but it’s gone so what series are those couples from?