What's up with radishes?

Have you ever noticed that in japan and stuff that they have a lot of stuff that has to do with radishes? On that movie, Spirited Away, you know there's the "Radish Spirit." And on my game, Animal Crossing, a character sells radishes to you... And then I found
<----- this guy on Sayclub. I wonder what that's all about?

lol

see the radishes in her basket?

hmmmmm........ Ponder it.

Mood: I don't get it (confused)