Kotaro Oshio (押尾 コータロー, Oshio Kōtarō, real name: 押尾 光太郎) is an acoustic guitarist from Japan. Born in Suita, Osaka, on February 1, 1968, he is best known for his work on the steel string guitar. Oshio is a part of Sony Music Japan's SME Records division. Oshio was voted the second greatest Japanese guitarist in a 2019 poll held by goo.

Source: Wikipedia (https://en.wikipedia.org/wiki/Kotaro_Oshio)