Guitarist, composer, mix, mastering engineer, Chikao Maruyama collaborated with Yoshida bag, Nikon Next, Panasonic, Bridgestone. He provides music to companies and products, movies and videos. In 2010 Finland’s ch 4, where his music is featured, won the Golden Lion Award at Cannes International Advertising Festival and the D&AD 2010 Bronze Book Award at European Design Award.