He's loyal to the Kōga Clan but he can be hesitant.
When Kōga ally up with Nobukatsu Oda and attacking Iga, Jirōta lead to nine other ninja dogs to destroy the buildings. He and other Kōga ninja dogs torturing Sadamitsu, and Jirōta try to use Sadamitsu as hostage when Ōzaru arrive at the scene. However, Sadamitsu sacrifices himself by committing suicide, and Ōzaru wins easily against Jirōta and his subordinates. Ōzaru gives him the chance to attack but Jirōta hesitates and he misses. Ōzaru does not kill the Kōga ganin, but only strips them weapons.