@Demon irl i think i can help with some of these:
historical:
- my dear cold blooded king
- ellin's solhwa (this is also isekai)
- zettai heiwa daisakusen
- bad friend (BL)
- to be or not to be (BL + isekai)
- oiran girl
- sengoku danshi hana no ran (this is more historical men go to the present but didn't know in which category to put it)
- sabaku no harem
- classi9 (this is also kinda reverse harem)
- light and shadow
- himegimi to sanbiki no kemono
- kagehime no konrei
- hana no kishi
- shinigami hime no saikon (+ sequel)
fantasy:
- stange dragon
- kami sama gakuen @ armeria
- eleceed
- noblesse
- omniscient readers viewpoint
romance:
- keishichou tokuhanka 007
- dengeki daisy
- last game
- namaikizakari
- where tangents meet
- crayon days
- tokyo crazy paradise (+ action)
- skip beat
reverse harem:
- love sick
- hana kimi
- kiss him not me
- full house kiss
fluffy BL:
- unromantic
- love tractor
- path to you
- unintentional love story
- how to snag an alpha
- the third ending
- define the relationship
- salad days
dom female:
- a lady's secret life (this is motly sm** tho)
- otoko no ko ni toriko
- beware of the villainess (+ isekai + historical)
historical:
- my dear cold blooded king
- ellin's solhwa (this is also isekai)
- zettai heiwa daisakusen
- bad friend (BL)
- to be or not to be (BL + isekai)
- oiran girl
- sengoku danshi hana no ran (this is more historical men go to the present but didn't know in which category to put it)
- sabaku no harem
- classi9 (this is also kinda reverse harem)
- light and shadow
- himegimi to sanbiki no kemono
- kagehime no konrei
- hana no kishi
- shinigami hime no saikon (+ sequel)
fantasy:
- stange dragon
- kami sama gakuen @ armeria
- eleceed
- noblesse
- omniscient readers viewpoint
romance:
- keishichou tokuhanka 007
- dengeki daisy
- last game
- namaikizakari
- where tangents meet
- crayon days
- tokyo crazy paradise (+ action)
- skip beat
reverse harem:
- love sick
- hana kimi
- kiss him not me
- full house kiss
fluffy BL:
- unromantic
- love tractor
- path to you
- unintentional love story
- how to snag an alpha
- the third ending
- define the relationship
- salad days
dom female:
- a lady's secret life (this is motly sm** tho)
- otoko no ko ni toriko
- beware of the villainess (+ isekai + historical)