, also referred to as CKB, is a Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese musical group formed in 1997 by its lead vocalist, writer and composer Ken Yokoyama. The band first came together in 1991 under the name "CK's", with a four-member lineup: Ken Yokoyama, Keiichi Hiroishi, Masao Onose and Shinya Horaguchi. This incarnation of the group was centred around a 15-man instrumental and vocal group. In 1997, Keiichi Nakanishi became the fifth member and the group's name was changed to "Crazy Ken Band".

The band made its debut in June 1998 with the album Punch! Punch! Punch!. In 2000, support member Toraji Shingū became a full member of the band. The group's first single, "Nikutai Kankei", was released in June 2001. In 2003, HMV

HMV

His Master's Voice is a trademark in the music business, and for many years was the name of a large record label. The name was coined in 1899 as the title of a painting of the dog Nipper listening to a wind-up gramophone...

 Japan ranked the band at #98 in their "Top 100 Japanese pops Artists". In 2005, their song "Tiger & Dragon" was used as the theme song of the critically acclaimed TBS drama of the same name.

The group's first compilation album, CKBB - Oldies But Goodies was released on March 3, 2004, reaching a chart position of #9 and remaining on the charts for forty-nine weeks. A set of compilation albums, Best Tsuru and Best Kame, their third and fourth compilation albums respectively, were released on February 24, 2010. Both were successful; Tsuru charted at #10 on the Oricon

Oricon

, established in 1999, is the holding company at the head of a Japanese corporate group that supplies statistics and information on music and the music industry in Japan. It started as , which was founded by Sōkō Koike in November 1967 and became known for its music charts. Oricon Inc...

 weekly chart, selling 13,323 copies in its first week, while Kame charted at #11, selling 12,158 copies in its first week.

and , two songs from Galaxy, were featured in the 2006 video game Yakuza 2. "December 17" was later featured on Best Tsuru.

Members

- lead vocalist, chorus, writer, composer, arrangement and keyboardist - electric guitar and chorus - electric guitar and keyboard - saxophone, flute - bass - drums, percussion, bandmaster - keyboard, arrangement - vocals, chorus - vocals, chorus - trombone, flute - trumpet, flugelhorn - percussion

Singles

#	Title	Release date	Chart position
1		June 25, 2001	—
2		September 10, 2001 Jusy 23, 2003 (re-release)	— 187 (re-release)
3

}||align="center"|May 22, 2002||align="center"|98
|-
|4||align="left"|"GT"||align="center"|July 10, 2002||align="center"|57
|-
|5||align="left"|||align="center"|December 4, 2002
April 27, 2005 (re-release)||align="center"|17
|-
|6||align="left"|||align="center"|December 4, 2002||align="center"|14
|-
|7||align="left"|||align="center"|February 19, 2003||align="center"|24
|-
|8||align="left"|||align="center"|December 1, 2004||align="center"|35
|-
|9||align="left"|||align="center"|July 26, 2006||align="center"|28
|-
|10||align="left"|||align="center"|February 21, 2007||align="center"|10
|-
|11||align="left"|||align="center"|July 22, 2009||align="center"|12
|-
|12||align="left"|||align="center"|July 1, 2010||align="center"|15
|}

Studio albums

#	Title	Release date	Chart position
1	Punch! Punch! Punch!	June 25, 1998	—
2	Goldfish Bowl	May 10, 1999	—
3		June 10, 2000	—
4		August 7, 2002	34
5	777	June 25, 2003	14
6	Brown Metallic	June 23, 2004	13
7	Soul Punch	July 6, 2005	9
8	Galaxy	September 20, 2006	10
9		August 8, 2007	6
10	Zero	August 13, 2008	5
11		August 12, 2009	4
12	Mint Condition	August 10, 2010	9

12-inch albums

#	Title	Release date
1

}||align="center"|1999
|-
|2||align="left"|The Playboy's Manual||align="center"|2000
|-
|3||align="left"|MilkyWay Galaxy||align="center"|2006
|}

Digital albums

#	Title	Release date
1	iTunes Originals – Crazy Ken Band (Japan exclusive)	2005

Live albums

#	Title	Release date
1

}||align="center"|December 10, 2000
|}

Compilation albums

#	Title	Release date	Chart position
1	CKBB - Oldies But Goodies	March 3, 2004	9
2	Middle & Mellow of Crazy Ken Band	October 8, 2008	58
3		February 24, 2010	10
4		February 24, 2010	11
5	Single Collection / P-Vine Years	February 23, 2011	—