, commonly referred to by their contracted nickname , are a Japanese pop rock band formed in 1989. Consisting of Kazutoshi Sakurai, Kenichi Tahara, Keisuke Nakagawa, and Hideya Suzuki, they made their major label debut in 1992. They are one of the best selling artists in Japan and one of the most successful Japanese rock artists, having sold over 50 million records and creating the in the mid-1990s in Japan. They held the record for the highest first week sales of a single in Japan for 15 years, with 1.2 million copies of their 10th single , have 30 consecutive No. 1 singles, replaced Glay as the all-male band (with 3 or more members) to have the most No. 1 albums on the Oricon charts, and won the Japan Record Award in 1994 for "Innocent World" and in 2004 for "Sign". As of 2026, Mr. Children has published twenty original studio albums and 38 physical singles, along with seven compilations, a live album, and nineteen home video releases.
The band's music is mainly composed and written by lead singer Sakurai, with the exception of the Suzuki-penned songs "Asia" and "#2601" from the albums Atomic Heart and Discovery, and occasional collaborative song writing with producer Takeshi Kobayashi.
In 2012, they celebrated their 20th debut anniversary by releasing dual best albums titled Mr. Children 2001–2005 ＜micro＞ and Mr. Children 2005–2010 ＜macro＞. Both albums dominated the best-selling album category on the 2012 Oricon year-end chart, selling over 2.5 million copies combined. Mr. Children became the third artist to achieve the top two spots on the year-end album ranking, and being the first time in 14 years for any artist to achieve this. Moreover, [(An Imitation) Blood Orange], released in November 2012, debuted at No. 1 on the Oricon Weekly Albums Chart; at the end of the year, all three albums released that year were in the top 10 best-selling albums of 2012.
In 2015, Mr. Children was named No. 1 Concert Mobilization Power Ranking based on the overall number of people who attended their performances during 2015 in Japan, mobilizing 1,119,000 fans (36 concerts).
History
1987–1992
The group's members first met in the year of 1987, when Sakurai, Tahara and Nakagawa were in the Walls,
After changing their name and overall sound, Mr. Children auditioned at a music club called La Mama, failing to pass the first time, but passing a second audition to play at the club. After playing in the club, they were asked to try and debut as professionals. Mr. Children sent out five demo tapes; all failed to generate record label interest, and the group took a three-month hiatus in 1991. Hideya Suzuki worked as a receptionist at an economy hotel, while Kazutoshi Sakurai worked with his father who owned a construction company. When they returned, the group created a sixth demo tape and caught the attention of Toy's Factory. The label signed the group and had them play as the opening act for the rock group Jun Sky Walkers. It was also during this time that they were introduced to their long-time friend and producer Takeshi Kobayashi. Kobayashi was already known in the music industry as a music composer for Keisuke Kuwata of Southern All Stars and Kyōko Koizumi. Shortly after, a new tour called '92–93 Kind of Love Tour started and lasted from December 7, 1992 till January 25, 1993.
In 1993, with the completion of the band's tour they began work on for their third album. The first single of the new year to be released was "Replay", released on July 1, 1993 and used in commercials. On September 9, 1993 their third album Versus was released but failed to bring the group into the spotlight. They continued on and held a new tour. The '93 Versus Tour was held from September 23 until November 5 and had the band holding nine performances. Shortly after, "Cross Road" was released on November 10, 1993, which was used to promote the Japanese drama . The single was not a hit, but through word of mouth "Cross Road" gained popularity and after 22 weeks sold over a million copies and later, though released in 1993, managed to become the fifteenth best-selling single on Oricon's 1994 year-end charts.
On June 1, 1994, a new single called "Innocent World" was released and used a promotional song for the soft drink . The single solidified the groups popularity with its sales, managing to sell 1,935,830 copies Due to the huge success the band received from the album and "Innocent World" single, the groups popularity built up creating the in Japan.
The band also had Takeshi Kobayashi produce two new tours for them. The first tour, named after the "Innocent World" single was held from September 18 to December 18. The band also released their sixth single "Tomorrow Never Knows" on November 10, 1994 which was used as the theme song to the Japanese drama . The song was written while the group was on tour, The next single, was released on December 12, 1994, though originally intended to be the B-side of "Tomorrow Never Knows". To end the year, "Innocent World" won the Song of the Year award at the 36th annual Japan Record Awards.
In 1995, the second half of the Atomic Heart tour started, lasting from January 1 to February 2. Mr. Children also became involved in charity work, doing a collaboration song with Keisuke Kuwata of Southern All Stars. The single was used as the theme song for the Act Against AIDS campaign, was produced by Mr. Children and written by Kuwata. To promote the single and the campaign, they held a one-month tour from April 18 until May 14, entitled , where the group did cover songs of many English speaking artists such as The Rolling Stones and Bob Dylan. During the tour the group was also filming a documentary/concert movie called Es ~Mr. Children in Film~. It was released in theaters on June 6, 1995, preceded by the group's eight single "Es (Theme of Es)" on May 10, to promote the movie. Two months later the group held an open air tour titled from July 16 to September 10, during which the ninth single, was released on August 10.
On February 6, 1996 Mr. Children's tenth single was released, to promote the Japanese drama and also for Daio Paper's commercial. The single went on to become Japan's highest first week selling single of all time
On January 13, 1999, , their 16th single, was released, followed by their seventh album, Discovery, on February 3, 1999. Sakurai compared his approach to the songwriting for the record to surfing: