An enigmatic and intimidating character, Gotoh was courteous as a butler should be, but was strict regarding the family's security and secrecy protocol. Despite his cool exterior, he could be as hotblooded as Leorio, but typically could keep his temper under control. He was loyal and protective of his masters. Gotoh was also shown to be sympathetic. Gotoh cared for Killua as if he was his own son. He is 34 years old.