![](https://pic1.mangapicgallery.com/r/avatar/94/u430920_50x50.jpg?2)
Do you mean sign language?
http://www.mangago.me/read-manga/sign_language/?av=5
![](https://pic1.mangapicgallery.com/r/avatar/94/u430920_50x50.jpg?2)
Ohhhh...
Then have you read this one: http://www.mangago.me/read-manga/nibiiro_musica/
I mean it’s not exactly what you asked for but I thought it was kinda related??? Actually now that I think about it, this has nothing to do with what you asked for but this manga came to my head
Any yaoi with a pervert seme like sign language?