Comedy/Cute BL

Love tractor

BL in the Dungeon?!
https://www.mangago.zone/read-manga/bl_in_the_dungeon/

Beauty and the Brawn
https://www.mangago.zone/read-manga/beauty_and_the_brawn/

Pygmalion
https://www.mangago.zone/read-manga/pygmalion_1/

Did It Work
https://www.mangago.zone/read-manga/did_it_work/

Punch Drunk Love
https://www.mangago.zone/read-manga/punch_drunk_love/

Kang Yise's Happy Ending - kinda funny at parts
https://www.mangago.zone/read-manga/kang_isae_s_happy_ending/

The below ones are kinda traumatizing but in a REALLY FUNNY WAYY

Sunnyside Daycare Classmates
https://www.mangago.zone/read-manga/sun_kindergarten_classmates/

I Got Caught Up in a Magical Youth - i think this is exactly what you are looking for :3
https://www.mangago.zone/read-manga/i_got_caught_up_in_a_magical_youth/

These two are the funniest ones I've ever read :

Super Seme-Sama to Toki wo Kakeru Ore
https://www.mangago.zone/read-manga/super_seme_sama_to_toki_wo_kakeru_ore/

Kyonyuu Suki nanoni BL Kai ni Tensei Shimashita
https://www.mangago.zone/read-manga/kyonyuu_suki_nanoni_bl_kai_ni_tensei_shimashita/


These are short ones :

Smartphone & Phone Case - also would recommend all the works by this author!
https://www.mangago.zone/read-manga/smartphone_phone_case/

Give me back my JeongWoo
https://www.mangago.zone/read-manga/gwanggong_industrial_complex_give_me_back_my_jeongwoo/

Not My Blood
https://www.mangago.zone/read-manga/not_my_blood/

Don't Get Me Hard, Boss!
https://www.mangago.zone/read-manga/don_t_get_me_hard_boss/

enjoy (｡•ᴗ-)✧

Touch Your World (Shounen-ai)
I wanna recommend The Greatest Estate Developer or The world's best engineer.It's not bl or anything but it's great and hilarious

https://www.mangago.zone/home/mangalist/126855/