Is there even 9.9 ratings bl

Now that you mention it… I feel like 9.7 is the highest rating a bl can have on here

https://www.mangago.me/home/mangalist/1479405/
19 days is 9.8

Ah found it. The one and only peak: Banana fish has 9.9

https://www.mangago.me/read-manga/our_sunny_days/
Is also 9.8

Banana Fish

And https://www.mangago.me/read-manga/heaven_official_s_blessing/

I have already read/watch banana fish and I haven't move on since then :(