Yuji Toriyama (鳥山雄司) is a guitarist, composer, arranger and producer from Fujisawa, on the Shonan coast of Kanagawa, born on December 5, 1959. He is a borderline case for a jazz catalog, and the plain account is this: his own records from 1981 to 1990 are jazz-fusion albums, and for the last two decades he has led a fusion trio, but most of the more than 500 entries under his name on Discogs are arranging, producing and session credits on Japanese pop records, plus television themes and video-game music. He belongs here for the fusion, not for the pop.

His father was a guitarist who played Shonan live houses and American military bases, and by the age of seven the boy was copying the jazz guitarists his father listened to, among them Barney Kessel and Tal Farlow, according to an interview-based profile of his early years. He also played ukulele, and Japanese Wikipedia adds that he studied voice, piano and steel guitar in elementary school. He went through Keio Junior High School, Keio Senior High School and the Faculty of Commerce at Keio University. In an interview with Realsound he recalled a college light-music society where he and his friends adored the CTI and A&M labels, which is the sound he went on to chase.

At Keio he was a schoolmate of two musicians he would work with for the rest of his career: the drummer Akira Jimbo and the keyboardist Hirotaka Izumi, later the long-time pianist of T-Square. Through Alfa Music he began writing and doing studio and live work, and he toured as a band member behind Masayoshi Takanaka and Yumi Matsutoya.

His debut, take A break (Agharta, the Canyon Records label, 1981), was self-produced while he was still at university. All eight pieces were composed and arranged by him, with a rhythm section that included the bassist Akira Okazawa and the pianist Nobuyuki Shimizu, a former classmate. Discogs files it under Fusion and Jazz-Rock. Silver Shoes (1982) was recorded in Los Angeles with the keyboardist Neil Larsen co-producing and a band of Jimmy Haslip on bass, Buzzy Feiten on guitar, Art Rodriguez on drums and Lenny Castro on percussion. The same year he and the keyboardist Ken Morimura made Aerobics, the soundtrack to a TBS television aerobics programme, a disco and boogie record built on a Linn LM-1 drum machine whose closer, "Night Together," was the piece later chosen to open the 2018 reissue of his early work. In June 1982 he was also billed on the guitar showcase Guitar Kids. 1 with Masaki Matsubara, Takehiro Yokouchi and Yoshihiro Matsuura.

The self-titled Yuji Toriyama (1983) was recorded at Sea West Studios in Hawaii and mixed in Tokyo, with Masayoshi Takanaka guesting on a guitar solo, and it leans harder into sequencers and synthesizers. A Taste of Paradise (April 1985) closed the early run; Discogs tags it Fusion, Jazz-Rock and Electro. By then arranging had taken over his calendar. In 1986 he arranged and co-produced the bassist Tetsuo Sakurai's debut Dewdrops, and in 1988 he played guitar on Izumi's first solo album, Amoshe. His own Transfusion (CBS/Sony, 1988) brought in Masato Honda on alto saxophone and carries Discogs tags of Fusion, Jazz-Rock and Synth-pop. Platinum-Dori (CBS/Sony, September 21, 1990) was the last of his fusion leader albums of that era, with horns arranged by Yoichi Murata and strings by Kow Otani.

From the middle of the 1990s the work he is best known for outside jazz begins. In 1994 he arranged and played guitar on Street Fighter II (Sony Records), an album of ten stage themes from the arcade game credited to Alph Lyla with Yuji Toriyama, and Japanese Wikipedia says he co-scored the animated film of the same name with Tetsuya Komuro. In 1996 he arranged Seiko Matsuda's single "Anata ni Aitakute Missing You," which Japanese Wikipedia reports reached number one on the Oricon weekly chart and sold a million copies, and he wrote "The Song of Life," the theme of TBS's World Heritage programme, which ran for twelve years in four versions and gave its name to several of his own collections, some of them recorded with the Royal Philharmonic Orchestra. Later game and anime credits include the opening theme of Suikoden V (2006), the Konami soundtrack Koutetsu Sangokushi (2007) and, with Hitoshi Sakimoto, Nobuo Uematsu, Hayato Matsuo and Taro Hakase, the Final Fantasy XII soundtrack listing, where he is credited alongside Hakase on the "Symphonic Poem Hope" main theme.

Through all of it he kept returning to the guitar band. In 2003 he, Jimbo and Izumi reunited at a university alumni event and formed a trio first called O!Kay Boys, then Pyramid. Its first CD, Pyramid (Videoarts Music, July 27, 2005), opens with Ramsey Lewis's "Sun Goddess" and includes George Benson's "Affirmation" and a reading of "Feel Like Makin' Love"; Telepath followed in 2006, with Discogs listing it as Jazz and Fusion. The group released PYRAMID3 in 2011 and PYRAMID4 in 2019 (Hats Unlimited), the latter with guests including the violinist Taro Hakase and the singers Hanah Spring and Mika Arisaka. His own 3x5 (Hats Unlimited, September 7, 2016) was his first original guitar album in nine years, with the track list chosen together with fans over social media, and it includes a live "Stella by Starlight." Discogs tags it Fusion and Jazz-Funk.

Izumi passed away on April 26, 2021. Toriyama and Jimbo kept the trio going, played the already scheduled Blue Note Tokyo dates that June as a tribute, and in 2022 Toriyama produced the tribute album Unforgotten Saga (Misty Fountain, 2022) under the name Izumi Hirotaka & Friends. PYRAMID 5 (Ultra-Vybe, 2023) includes "Reflection Green," built from material Izumi left behind. In 2023 he was announced as the guitarist for Tatsuro Yamashita's PERFORMANCE 2023 tour, and he plays on T-Square's 45th anniversary album Vento De Felicidade (Orange Lady, 2023). In 2018 the London reissue label Time Capsule gave his early instrumentals their first official reissue, Choice Works 1982 - 1985, and in November 2024 Pony Canyon issued a limited seven-inch of "Night Together" as a Record Day 2024 release. He runs the SUPER PAW label and records at his own 517 Studio, and he turned 66 in December 2025.

As a leader Toriyama is a melodic, clean-toned fusion guitarist whose first loyalties are to the CTI and A&M school of the 1970s, with Barney Kessel and Tal Farlow behind that. Pyramid's early repertoire shows the same lineage: Benson's "Affirmation," Ramsey Lewis's "Sun Goddess" and Lee Ritenour's "Captain Caribe," which the trio recorded on PYRAMID4. The Quietus called him "an unsung guitar hero in Japanese fusion" when Time Capsule reissued his early work, and a profile of his studio years describes a producer who fell early for drum machines, sequencers and synthesizers, among them the Linn LM-1, the Roland TR-808 and a Roland G-505 guitar synthesizer. That is why his 1980s records sit between jazz-funk, boogie and synth-pop rather than straight-ahead playing: the instrument is jazz-trained, the production is of its decade.

It matters that this is a fusion identity and not a bebop one. His Discogs genre tags as a leader run Fusion, Jazz-Rock, Jazz-Funk and Smooth Jazz across take A break, Silver Shoes, Yuji Toriyama, A Taste of Paradise, Transfusion, Platinum-Dori, 3x5 and the Pyramid albums, while his Deep City Traveller (1996) is tagged AOR and Ambient and the World Heritage albums, the Street Fighter II and Final Fantasy guitar records are tagged Stage and Screen and Video Game Music. A listener who wants the jazz should start with the 1981 to 1990 albums and with Pyramid, and treat the television, game and pop-arranging work as a second career that runs alongside.