|Voiced by||Eiji Yanagisawa (JP), Michael McConnohie (EN)|
Mr. Okabe (Okabe-sensei, 岡部) is Kyon and Haruhi's homeroom teacher, in both their first and second year at North High. In his first year, he taught Class 1-5. He is in charge of the Handball Club, having been a fan since he was young. Okabe is viewed as hot-blooded.