Cross-dressing

Mc falls in love unknowingly with a crossdresser

Nise x koi boyfriend doujinshi where they both crossdress

One shot with a crossdresser

Mc is forced to dress as a maid

Mc stumbles across his classmate crossdressing

Mc crossdresses as a hobby and is found out by his classmate

Cross-dressing isn't the focus but it comes up in the last chapter I think

story about a boy who cross dresses as a hobby who gets found out by a classmate, and from that, something develops

MC's love interest does cross-play (cosplaying as a female character)

Protagonist meets his old friend from highschool and finds out he crossdresses