WIKIPEDIA:

“ is a Japanese girl group, currently consisting of 7 members.
The pop group is part of Hello! Project, produced by Tsunku, who also writes its songs.
The band was formed in 2004 and debuted with its first single in March of the same year. In 2007, Berryz Kobo set the record for being the youngest act ever to give a solo concert at Saitama Super Arena. In 2008, the group received the Best Asian Newcomer Award at the Asia Song Festival and a Cable Music Award at the 41st Japan Cable Awards ceremony.
As of February 2012, the group has released 28 singles, 8 studio and 2 compilation albums. Berryz Kobo's combined CD and DVD sales exceed 1 million copies in Japan alone.
The group's name can also be romanized as Berryz Koubou or Berryz Kōbō.

Members
* All colour values are approximate.

Former members
- Maiha Ishimura

History

2002–2003: Hello! Project Kids
All the group's members were initially selected during the audition for Hello! Project Kids in 2002.
Since then, the girls undertook serious professional training in Hello! Project.
In 2002, Maasa Sudo and Risako Sugaya, as members of the group 4Kids, played in the Minimoni movie Okashi na Daibōken!.
In 2003, some Hello! Project Kids were placed in [......] ”

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