Yaoi

Nah.. I never witnessed one either....

I only know two 9.8 ones and both are manhua not manhwa, nothing 9.9 or 10
http://www.mangago.zone/read-manga/19_days/
http://www.mangago.zone/read-manga/here_u_are/?AUCJ
Though banana fish is a 9.9 manga http://www.mangago.zone/read-manga/banana_fish/

I’ve only seen 9.8 too I believe
You can browse here to see the 9.5+ rated BL, I only included completed ones
http://www.mangago.zone/home/mangalist/1032170/

I know both of them. And i would give my soul and heart and my life for those two. Just how directly u linked my top 2. Hehe

Thank u a lot! I definitely will check them out