Kento Sugiyama

Kento Sugiyama is a male with dark-greenish hair. He shares the same surname as his seiyū. After the formation of the U.F.N., he is given the position of Special Division Captain. He appears to be a good cook, as Lelouch has him make a pizza for C.C. He is last seen in Tamaki's bistro with a guitar resting next to his chair.

(Source: Wikipedia)