shin yuri (author of https://www.mangago.me/read-manga/incidentally_living_together/)
nakamura asumiko ( https://www.mangago.me/read-manga/doukyuusei_nakamura_asumiko/)
tan jiu (tamen de gushi and 19 days)
misspm/kang unnie ( https://www.mangago.me/read-manga/moonlight_garden_kang_unnie/)
teun-teun ( https://www.mangago.me/read-manga/my_fiance_is_a_hottie/)
author/writer of this idk ( https://www.mangago.me/read-manga/marie_and_alex/)
and this author too but i cant remember their bl's name ( https://www.mangago.me/read-manga/a_model_advisory/)
sorry for the overload and i just found out the last author/artist was ahn eunjin who also worked on this! https://www.mangago.me/read-manga/the_sales_department_s_cupid/
and one more is the duo that worked on this
https://www.mangago.me/read-manga/the_playgirl_and_the_prince/
Authors that write both bl and gl ..?