Kunio Hikita (疋田国夫) is a supporting character in Japan Sinks: 2020, voiced in Japanese by Umeji Sasaki. The series' music includes "『日本沈没2020』OP(歌詞入り特別ver. )|主題歌:「a life」大貫妙子&坂本龍一", "kensuke ushio - dad i | Japan Sinks 2020".