"It doesn't, no. But I don't know if it necessarily has to mean something. I think people make art for all different kinds of reasons." The reason Yoshio swims isn't the same reason his teammates swim. They each have their own. It's the same thing. Even Yoshio, who likes to draw, doesn't do it just to make things pretty -- rather he does it because he has fun doing it. "Some people do it as a hobby, I guess, too."