Kiyoshi Hikawa (氷川 きよし, Hikawa Kiyoshi) is a Japanese enka singer who was born on September 6, 1977 in Minami-ku, Fukuoka, Japan. His real name is Kiyoshi Yamada (山田 清志, Yamada Kiyoshi) and he is known as "The Prince of Enka" (演歌界の貴公子, Enkakai no Kikōshi) due to his young age and popularity. When he is marketing non-enka music, he goes by the name KIYOSHI, using capitalized letters of the Roman alphabet, instead of kanji or hiragana.
His record company is Columbia Music Entertainment, and his agency is Nagara Productions. He was given his stage name by Takeshi Kitano, who initially supported his career. Today, Hikawa makes frequent appearances on NHK Kayō Concert (NHK歌謡コンサート), as well as NHK's annual Kōhaku Uta Gassen.