He wears a pinstriped suit over black dress pants and a red tie with matching dress pants. He also has a scar near his right eyebrow.
Unlike Ibuchi, Uematsu is shown to be a quick-tempered person. He has a feeling of hostility towards Majima due to his competition for the captain position.
Like Kei Ibuchi, he's a patriarch of a newly-formed tertiary group of the Tojo Clan, his own Uematsu Family. Known for his knack for finance, his family manages to bring in the largest amount of money for the Tojo Clan, allowing him to become a patriarch, as well as compete for position of Captain.
Uematsu's early death at the hands of Ibuchi starts the event of Majima's side story.