Itsik is the goffiest best friend you could have, he can have some anger issues at times but he's the one you could count on in a fight and in general trust him with anything he's good at keeping secrets and at giving advice. he's just an
Member of Haruhi Suzumiya's SOS Brigade. He has a polite disposition, but is, in fact, an esper who is charged with supervising Haruhi and preventing her wishes from getting too out of hand. He informs Kyon of the phenomenon known as closed space. Additionally, Itsuki notifies Kyon most often of the dangers that Haruhi is capable of.