kudaran = nonsense, how stupid, said to dismiss something so trivial it's hardly worth commenting on

Teto and Jiji = As all good Miyazaki fans know, Teto is Nausicaa's squirrel-fox (and actually an excellent name for Chibiko when you consider the tail and the biting) and Jiji is Kiki's cat (hmm...well, I guess Hii-chan is black, and about the same size).