Kyogo Kawaguchi (河口 恭吾, Kawaguchi Kyōgo; born October 1, 1974, in Sano, Tochigi) is a Japanese singer-songwriter. He is currently working with "Chikyukyoudai" ("World Siblings"). His notable works include Sakura and the album Hibi Sansan.
Source: “Kyogo Kawaguchi”, English Wikipedia (CC BY-SA 4.0), excerpt
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