Kiyotaka Ubuka is the Chief Cabinet Secretary of the Japanese government. He is a 50-year-old man with black hair and brown eyes. As a senior administrator, his duties involve governmental coordination and crisis management. His background story, personal history, character development, specific actions, motivations, and narrative role beyond his title and physical description remain undocumented in the television series, the movie "KADO: Beyond Information," or other related productions.