Teppuu
Its action. More like sports actually. Its short and pretty good
https://www.mangago.me/read-manga/ruby_on_the_cake_hitogui_majo_no_bansankai/ (action + horror)
https://www.mangago.me/read-manga/witchriv/ (action + fantasy)
https://www.mangago.me/read-manga/manaka_the_human_and_the_slaughter_robot/ (action + sci-fi)
https://www.mangago.me/read-manga/ichi/ (action + historical)
https://www.mangago.me/read-manga/azumi/ (action + historical)
https://www.mangago.me/read-manga/tongari_boushi_no_atelier/ (adventure + fantasy)
https://www.mangago.me/read-manga/claymore/ (action + fantasy)
https://www.mangago.me/read-manga/seirei_no_moribito/ (action + historical)
https://www.mangago.me/read-manga/hand_jumper/ (action + fantasy)
https://www.mangago.me/read-manga/st_r_strike_it_rich/ (action + martial arts)
https://www.mangago.me/read-manga/teppuu/ (action + martial arts; GL subtext but the MC doesn't end up with anyone romantically)
https://www.mangago.me/read-manga/liar_satsuki_can_see_death/ (horror + school-life; GL subtext but the MC doesn't end up with anyone romantically)
https://www.mangago.me/read-manga/gokurakugai/ (action + supernatural; there is a male and female MC but no romance between them or with anyone else)
https://www.mangago.me/read-manga/magical_girl_and_narco_wars/ (action + drama; there is a male and female MC but no romance between them or with anyone else)
Action or fantasy story with female mc and NO ROMANCE. I see a lot of people complain about romance in action especially if the mc is male but I see none when it is female mc. So is there any story with just boss girl and her life without some man hanging to her?