GMO Tokotoku BB is one of Japanese main internet service provider. Today, they releases new messaging apps "Muscle talk".
Muscle talk is the apps that can communicate with the hot guy. All the stamps more than 100 kinds are available free.
Furthermore, this has original function "muscle flick input" and sosial game "Muscle POP!".
.........You would already notice. This is parody of Japanese popular messaging apps LINE! :D