[Because Ryuji doesn't understand free-time events, but he does understand confidant social links and these nerds are about to form one.

Ryuji moves over to grab a pool net and proffers it out for the other take a hold of.]

Every time you say you're untalented, we're gonna find something you're good at. We'll start with pool cleaning.

[Taking matters into his own hands, of course. That's the only way Ryuji knows how to get shit done.]

And besides. It'll be fun to swim around here once it's all taken care of. You'd like that too, right? Maybe you're a star swimmer and don't even know it.

[Get paddlin', kid.]