Gontiti

GONTITI is an acoustic guitar duo consisting of Gonzalez Mikami (real name Masahiko Mikami, born December 30, 1953) and Chichi Matsumura (real name Masahide Matsumura, born September 6, 1954, both from Osaka Prefecture). They are the originators of pop guitar duos by Japanese artists and describe their music as "the most comfortable music on Earth."

Source: Wikipedia