[ It seems like Ryusui, he isn't buying what Senku is going on about, and that's fine, he appreciates Roland calling him on it, which is entirely the point. ]
A few. They come in handy when you need to talk and you can't.
[ Although going into combat is not their goal, it has happened, albeit with mostly decent results, and they do have battle strategy which is where this comes from. But, everyone can hear them and he's not willing to tip his hand beyond that for everyone to know. He shakes his head.]
Nothing standard that we haven't come up with. [ They might have certain gestures for certain things, but it's far from a language. ]
no subject
A few. They come in handy when you need to talk and you can't.
[ Although going into combat is not their goal, it has happened, albeit with mostly decent results, and they do have battle strategy which is where this comes from. But, everyone can hear them and he's not willing to tip his hand beyond that for everyone to know. He shakes his head.]
Nothing standard that we haven't come up with. [ They might have certain gestures for certain things, but it's far from a language. ]