Problem: Background: KAT-TUN (katoun, Katun) is a Japanese boy band formed under Johnny & Associates (Johnny's) in 2001. The group's name was originally an acronym based on the first letter of each member's family name: Kazuya Kamenashi, Jin Akanishi, Junnosuke Taguchi, Koki Tanaka, Tatsuya Ueda, and Yuichi Nakamaru. Their debut on March 22, 2006 was marked by a tripartite release of a CD single, album and music DVD on their exclusive record label J-One Records. Since then, all of their single, album and music DVD releases have debuted at number one on the Oricon music and DVD charts.
Context: The group announced a release of their 14th single on 2010s Christmas Eve, "Ultimate Wheels" on February 2, 2011 along with a tie-in CM of Suzuki Solio car that the group endorsed. On January 6, KAT-TUN announced its plan of KAT-TUN Live Tour 2011 during May to October. The tour includes the 5 big dome tour at Sapporo Dome, Tokyo Dome, Nagoya Dome, Yahoo Dome in Fukuoka, and Kyocera Dome in Osaka and a special live event in Kawasaki on July 17-19. KAT-TUN will become the fourth Johnny group to be able to conquer the 5 big domes in Japan after SMAP, KinKi Kids and Arashi. After October, the group will start their Asia Tour that includes Thailand, Taiwan, and Korea. "Ultimate Wheels" became their 14th straight No.1 single since their debut. The total number of copies sold in the first week was over 180,000 copies, reported by Oricon. Early March, KAT-TUN announced three new songs in three days, including "Perfect" for Kamenashi's new Aoki TV commercial, "White" for a Sofina commercial, and "Diamond" as the theme song of NTV telecasts of Yomiuri Giants baseball games.  It was announced on March 29 that Johnny's Company would start a new charity project called Marching J, a fundraising project for the Tohoku earthquake victims. The first part of the project started as an event held from April 1 through April 3. From the company, SMAP, Tokio, KinKi Kids, V6, Arashi, Tackey and Tsubasa, NEWS, Kanjani8, KAT-TUN, Hey! Say! JUMP and some Johnny's Juniors participated in this first event. The first event will be held at Tokyo, in front of the first Yoyogi gymnasium. Groups took turns according to their schedule and will have a talk session in front of the fans, also calling out for donations for the earthquake victims. And due to this disaster, all the planned events to celebrate KAT-TUN's 5th debut anniversary were cancelled.  On May 18, KAT-TUN's 15th single, "White", was released with "Perfect" as its coupling song. By this time, they also announced another two new songs, "Cosmic Child" for a Wing TV commercial, and "Run For You" for a New Suzuki Solio commercial. On May 29, KAT-TUN with all its five members joined another Marching J project, "Johnny's Charity Baseball Tournament" with other Johnny artists and juniors at Tokyo Dome, in which the ticket sales would be donated for Japan's earthquake and tsunami victims.  It was announced in mid-June that members Kazuya Kamenashi, Koki Tanaka and Yuichi Nakamaru would star in this year's Dream Boy musicals as the leads, shows will commence from September 3 to 25.  On September 8, 2011, it was confirmed that KAT-TUN would host a new TV show titled KAT-TUN no Zettai Manetaku Naru TV, their first show since Cartoon KAT-TUN ended in March 2010. The new show began airing on October 18 on NTV. During the broadcast of the first episode, it was revealed that the show will only air for a limited time until the end of December 2011 with a total of 10 episodes. On September 30, 2011, KAT-TUN announced their 17th single "Birth" as the soundtrack to Kamenashi Kazuya's drama "Youkai Ningen Bem" would have been released on November 30. "Birth" became their 17th straight No.1 single on the Oricon's weekly chart since their debut.
Question: what is kat tun?
Answer: The group announced a release of their 14th single on 2010s

Background: Cast are an English rock band from Liverpool, formed in 1992 by John Power (vocals, guitar) and Peter Wilkinson (backing vocals, bass) after Power left The La's and Wilkinson's former band Shack had split. Following early line-ups with different guitarists and drummers, Liam "Skin" Tyson (guitar) and Keith O'Neill (drums) joined Cast in 1993. Emerging from the Britpop movement of the mid-1990s, Cast signed to Polydor Records and their debut album All Change (1995) became the highest selling debut album for the label. Further commercial success continued with the albums Mother Nature Calls (1997) and Magic Hour (1999), however a departure in sound on the band's fourth album Beetroot (2001) was met by a poor critical and commercial reaction and contributed to the band's split two weeks after its release.
Context: The band released their debut single "Finetime" in July 1995, which went straight in at No. 17. The follow-up single "Alright", a song originally written and performed a handful of times whilst still in The La's under the original title "Fly On" became the band's first Top 15 hit in the UK, peaking at No. 13 in the singles chart.  The band's debut album All Change, released October 1995 was produced by John Leckie who had previously worked with The Stone Roses and The Verve and had also previously worked with Power in The La's. The album shot to No. 7 in the UK charts, reaching double platinum and went on to become the fastest selling debut album in the history of the Polydor label, outselling the likes of The Jimi Hendrix Experience, The Who and The Jam. A further two singles were taken from the album in "Sandstorm" (#8) and "Walkaway" (#9), both top ten hits.  A stand-alone single was released in October 1996 titled "Flying", which reached No. 4 on the UK singles chart, giving the band their highest chart position in the UK yet.  With their second album Mother Nature Calls, released April 1997 the "rockier material was now sounding looser and cockier in a Stonesy or Faces-ish way and the moodier tracks awash with melancholic atmosphere". The band worked again with John Leckie. The album peaked at No. 3, reaching platinum and stayed in the Top 40 for over 6 months. The album spawned three top ten hits in "Free Me" (#7), "Guiding Star" (#9), "Live the Dream" (#7) and one top twenty hit with the 4th single from the album "I'm So Lonely" (#14), a ballad written during a period of bleak loneliness in a Japanese hotel room. Power revealed that the album title was supposed to be tongue in cheek, because Mother Nature is always calling because of man's mortality, but also because he was on the toilet at the time he came up with the name. Although The Daily Telegraph proclaimed "Employing the spiritual terms of Power's lyrics, Cast may be the perfect Taoist band. They don't seem to try. Cast just are.", the album received largely mixed reviews in the press, Power later blamed this on the fact that it was more of a slow burner than the more instant All Change and claimed that a number of critics later told him that repeated listens had changed their perceptions of the album.
Question: Did they tour during this time?
Answer: