just finish watching revenged love ep 18, recommend me short cute bls like negahama to be ...

I don't know if it's similar because I haven't read the once you mentioned but cute short BL:
https://www.mangago.zone/read-manga/crossdresser_therapy_make_me_a_shameless_bottom/ (Ignore the cover, it's cute af.)
https://www.mangago.zone/read-manga/fukigen_na_doudou/
https://www.mangago.zone/read-manga/kon_kon_ton_ton/
https://www.mangago.zone/read-manga/kono_koi_wa_kataranai/
https://www.mangago.zone/read-manga/misconception_love_factory/
https://www.mangago.zone/read-manga/senpai_danjite_koidewa/
https://www.mangago.zone/read-manga/love_at_first_fright/
https://www.mangago.zone/read-manga/neko_ni_naritai_tamagawa_kun/
https://www.mangago.zone/read-manga/we_re_not_cut_out_to_be_lovers/
https://www.mangago.zone/read-manga/internet_love/
https://www.mangago.zone/read-manga/minegishi_san_wants_otsu_kun_to_eat/
https://www.mangago.zone/read-manga/shippo_no_koi/
https://www.mangago.zone/read-manga/chiya_s_just_an_unstable_guy/
https://www.mangago.zone/read-manga/after_staring_at_the_starry_sky/
https://www.mangago.zone/read-manga/weekend_citron/
https://www.mangago.zone/read-manga/country_diary/
https://www.mangago.zone/read-manga/futari_hyakkei_kaze_no_owari_haru_no_hajimari/
https://www.mangago.zone/read-manga/my_darling_liar_boy/
https://www.mangago.zone/read-manga/yakimochi_wa_kitsuneiro/
https://www.mangago.zone/read-manga/hiyoko_to_yoru_to_yuenchi/
https://www.mangago.zone/read-manga/shiawase_gohan_maki_to_hanazawa/
https://www.mangago.zone/read-manga/ashita_ai_kamo_shirenai/
https://www.mangago.zone/read-manga/deceptive_cherry/
https://www.mangago.zone/read-manga/the_story_of_monster_and_asuka/
https://www.mangago.zone/read-manga/cinema_next_door/