King Gnu

King Gnu is a Japanese band formed in 2013. It consists of Daiki Tsuneta (vocalist and guitarist), Satoru Iguchi (vocalist and keyboardist), Kazuki Arai (bassist) and Yu Seki (drummer). The band's main songwriter is Daiki Tsuneta, who also performs as part of the creative collective Millennium Parade.

Career
In 2013, Mrs.Vinci was formed, later going by Srv.Vinci. Their first song was "ABUKU(泡)" released under the creative label Perimetron.

In 2017, they renamed themselves to King Gnu. They then performed at the Fuji Rock Festival in 2017 and 2018. On October 25, 2017, the band released their first album under the name King Gnu, Tokyo Rendez-Vous. The track "Vinyl" was used in a Persol Tempstaff advertisement released on January 25 the next year.

In January 2019, the band released Sympa, their first release under a major label after signing to Ariola Japan. The following month, King Gnu released hit song "Hakujitsu", which ranked No.4 in the year-end chart of Billboard Japan Hot 100. In October, they released "Kasa" and achieved their first No.1 on the Billboard Japan Download Chart. On December 31, King Gnu performed "Hakujitsu" at the 70th NHK Kōhaku Uta Gassen, their debut performance on the program.

Their third album Ceremony, released on January 15, 2020, was a commercial success, peaking atop the Japanese Oricon albums chart, the Billboard Japan albums chart, and was one of the 10 best-selling albums of 2020 worldwide by selling over one million copies. A nationwide tour for the album was scheduled but all performances were postponed due to the COVID-19 pandemic. The band held their first online live concert in August. On September 8, it was announced that King Gnu would be the first Japanese artist to sign a partnership agreement with Red Bull.

In August 2021, it was announced that King Gnu would perform the opening theme song "Boy" for the anime adaptation of Ranking of Kings; the song was released in October. In December, MAPPA released a few movie trailers promoting the Jujutsu Kaisen 0 anime film adaptation, which King Gnu have made 2 new songs for the film. The songs are "Ichizu" (一途) and "Sakayume" (逆夢), which are the opening and ending themes for the Jujutsu Kaisen movie. The two songs were released together as Ichizu/Sakayume. In March 2022, they released "Chameleon" (カメレオン), which is the theme for Japanese television drama Don't Call It Mystery, adapted from the manga of the same name. In November 2022, they played one of the biggest concerts of their career, performed in two days concerts with attended more than 100,000 fans at Tokyo Dome.

King Gnu held their biggest tour ever in Japan "Closing Ceremony" on May and June 2023, which saw them play at stadiums five years after their debut for the first time in Nagai Stadium and Yokohama Nissan Stadium. They released "Specialz" as the opening theme for the Shibuya Arc part of the second season of the Jujutsu Kaisen anime on September 1.