i have no idea if these will work out for ya but
http://www.mangago.zone/read-manga/gokujou_danshi_gurashi_osananajimi_ha_ecchi_na_kedamono/
http://www.mangago.zone/read-manga/sadistic_beauty/
http://www.mangago.zone/read-manga/an_innocent_sin/?tuA1
http://www.mangago.zone/read-manga/s_flowers/
http://www.mangago.zone/read-manga/the_villain_s_savior/?g560
http://www.mangago.zone/read-manga/my_mother_s_lover/
http://www.mangago.zone/read-manga/lucia/?HacN
http://www.mangago.zone/read-manga/ore_no_onna_ni_shite_yaru_yo_ore_sama_yakuza_to_aijin_keiyaku/
http://www.mangago.zone/read-manga/koi_to_dangan/
^last one, the art is too good ╮(￣▽￣)╭
sachiiro one room
azure and claude
sayonara miniskirt
shuriken to pleats
this love cannot be anymore beautiful
koroshi ai
suit no sukima
not yakuza but generally strong female lead
I prefer straight mangas, i mean read yaoi but i prefer straight manga over it... anyways anything similar to raise wa tanin gaii?? Yakuza, yandere, or something messed up (pls not incest) i get that im picky but feel free to recommend anything