Responses

http://www.mangago.zone/read-manga/to_be_or_not_to_be/
http://www.mangago.zone/read-manga/trip_lovers/
'only' bromance but I love it a lot! (if it count for isekai)
http://www.mangago.zone/read-manga/jinjuu_houretsuden/

Its so hard to find isekai yaoi but here's a historical BL one
http://www.mangago.zone/read-manga/to_be_or_not_to_be/
here's someone else's list http://www.mangago.zone/home/mangalist/744197/
Does anyone have a isekai yaoi recommendation?