is a Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese music composer and arranger who has been responsible for producing and composing soundtracks, including opening and ending sequence themes for various anime

Anime

is the Japanese abbreviated pronunciation of "animation". The definition sometimes changes depending on the context. In English-speaking countries, the term most commonly refers to Japanese animated cartoons....

, tokusatsu

Tokusatsu

is a Japanese term that applies to any live-action film or television drama that usually features superheroes and makes considerable use of special effects ....

 and video game projects in the 1980s

1980s

File:1980s decade montage.png|thumb|400px|From left, clockwise: The first Space Shuttle, Columbia, lifted off in 1981; American President Ronald Reagan and Soviet leader Mikhail Gorbachev eased tensions between the two superpowers, leading to the end of the Cold War; The Fall of the Berlin Wall in...

, 1990s

1990s

File:1990s decade montage.png|From left, clockwise: The Hubble Space Telescope floats in space after it was taken up in 1990; American F-16s and F-15s fly over burning oil fields and the USA Lexie in Operation Desert Storm, also known as the 1991 Gulf War; The signing of the Oslo Accords on...

 and 2000s. Most notably, he has worked on soundtracks of various Dragon Ball

Dragon Ball

is a Japanese manga series written and illustrated by Akira Toriyama. It was originally serialized in Weekly Shōnen Jump from 1984 to 1995; later the 519 individual chapters were published into 42 tankōbon volumes by Shueisha. Dragon Ball was inspired by the classical Chinese novel Journey to the...

video games. Yamamoto is a board member of the Japanese Composer Arranger Association.

Yamamoto has also composed background music

Background music

Although background music was by the end of the 20th century generally identified with Muzak or elevator music, there are several stages in the development of this concept.-Antecedents:...

 for Dragon Ball Z Kai, a revamped version of the anime series Dragon Ball Z. On March 9, 2011, Toei Animation

Toei Animation

Toei Animation Co., Ltd. is a Japanese animation studio owned by Toei Co., Ltd. The studio was founded in 1948 as Japan Animated Films . In 1956, Toei purchased the studio and it was reincorporated under its current name...

 publicly acknowledged that many of Yamamoto's musical works for the series have possibly infringed upon unidenfied third-party copyrights. As a result, Toei removed Yamamoto and replaced his compositions with those from the original Dragon Ball Z series written by Shunsuke Kikuchi

Shunsuke Kikuchi

is a prolific Japanese composer from Hirosaki. He specializes in incidental music for media such as television and film.Active since the early 60s, he has been one of Japan's most highly demanded film and TV composers, working principally on tokusatsu and anime productions for children, as well as...

. The plagiarism of these works have been known since May 2010 as denoted by various video sites.