Kayoko Okubo (大久保 佳代子, Ōkubo Kayoko; born May 12, 1971, in Tahara, Aichi, Japan) is a Japanese comedian, tarento and actress who is a member of the comedy duo Oasiz with Yasuko Mitsuura.
Source: “Kayoko Okubo”, English Wikipedia (CC BY-SA 4.0), excerpt