Genshirō Okikiba

is the 3rd Seat of the 1st Division in the Gotei 13 under Captain-Commander Genryūsai Shigekuni Yamamoto.

Appearance
Genshirō has the appearance of an elderly man, with some wrinkles on his forehead and cheeks. His hair is combed back and has a large mustache. A streak of his hair is dyed black.

The Thousand-Year Blood War arc
As the Vandenreich attack Soul Society, Genshirō is in Yamamoto's office. Yamamoto states that he is leaving and orders Genshirō to stay and protect the 1st Division's barracks.