You can hear an undertone of Majima in his voice actor's voice, but I wouldn't be able to tell the other guy was Saejima's voice actor because they sound nothing alike (to me).
Saejima and Majima themselves. Rikiya "Ricky" Koyama and Hidenari "Hiiiiiiiiiii-de-chan" Ugaki. "18 Counts" Saejima and Majima-aniki. Saejima and Majima are better kyodais to Kazuma Kiryu than Nishikiyama was. Glad Hidenari Ugaki brings the humor and the comedic part in the Yakuza series. For people who are trying to get a good laugh out of it about the crazy things he does.