Gastunk (stylized as GASTUNK) is an influential Japanese rock band, first active from 1983 to 1988. Initially a hardcore punk band, guitarist Tatsu later recalled that when Gastunk made their major label debut they were dubbed heavy metal by the media. They reunited for one-off concerts in 1999 and 2006, before fully restarting activities in 2010. History Formed in 1983 by bassist Baby, Gastunk went through several lineup changes in their early years. In 1984, they contributed three songs to the Holdup Omnibus compilation. A self-titled EP was released in February 1985, followed by their first album, Dead Song, in August. That month saw Gastunk appear on the NHK TV show Indies no Shūrai, and perform at an event sponsored by Takarajimasha. In 1986, the band released the single "Geronimo" and two EPs, The Vanishing Signs and To Fans. They also performed at the Indies Festival 1986 at Hibiya Open-Air Concert Hall that September. The album Under the Sun, featuring a cover created by Tadanori Yokoo, was released in June 1987. A different mix of the album, with a new cover by Pushead, was released internationally in November. Gastunk recorded their third album, June 1988's Mother, in Los Angeles. At the Street Fighting Man event at MZA Ariake In November 1988, the band suddenly announced that they would be disbanding. The reason being that Baby wanted to pursue a musical career in America. Gastunk held their farewell concert at Shibuya Public Hall on December 22, 1988. Gastunk reunited in January 1999 for a concert at Akasaka Blitz called Rest in Peace in memory of hide, who died the previous year. It was recorded and released as a live album in November of that year, and later as a DVD in 2005. Gastunk performed again in 2006 at an event commemorating the 30th anniversary of Shinjuku Loft, before officially restarting activities in January 2010. They released the three-track single "Deadman's Face" on June 9 as their first new material in 22 years. Drummer Pazz, who joined Gastunk in 1986, left the band in September 2019. He was replaced by Tatsu's The Deadrocks bandmate Kei in August 2020. Gastunk released Vintage Spirit, The Fact, their first album in 33 years, on June 9, 2021. On August 31, 2022, the band announced that vocalist Baki, who first joined in 1984, had suddenly decided to leave Gastunk. The remaining three members cancelled four scheduled