Kyoji Yamamoto (?? ??, Yamamoto Kyoji, born March 23, 1956 in Matsue, Shimane, Japan) is a Japanese musician, singer-songwriter and record producer who is the leader of the hard rock/heavy metal bands Bow Wow (known as Vow Wow for a period of time) and Wild Flag.
He is known for his skillful guitar playing, with former bandmate Neil Murray calling him one of the top Japanese guitarists, and was one of the first hard rock guitarist to use the tapping technique.