"Jrock, Ink: A Concise Report on 40 of the Biggest Rock Acts in Japan" by Josephine Yun is a trade paperback book published by Stonebridge Press in 2005. This music genre book features illustrations and provides a concise report on 40 of the biggest rock acts in Japan. With 128 pages, this English-language book offers a comprehensive look at the music scene in Japan, making it a valuable resource for music enthusiasts and fans of Japanese rock music. The book's compact size of 8.1 x 8 x 0.4 inches and weight of 13.4 ounces make it easy to carry and read on-the-go.