This is the koda kumi's discography (by wikipedia):
Kumi Koda
倖田來未
Birth name 神田來未子 (Koda Kumiko)
Born November 13, 1982 (age 24)
Origin Kyoto, Japan
Genre(s) J-Urban, J-Pop
Occupation(s) Singer
Instrument(s) Singing
Years active 2000–present
Label(s) Rhythm Zone
SM Entertainment (Korea)
Website Official Site
Kumi Koda is a Japanese female pop singer who debuted in Japan in 2000 with her first single, TAKE BACK. She did not achieve success until her seventh single, real Emotion/1000 no Kotoba, which was a hit because of its connection to the Playstation 2 videogame, Final Fantasy X-2. Her popularity skyrocketed in 2005 after the release of Butterfly and being named one of the best selling artists of 2005 from the success of BEST ~first things~.
1st Studio Album /
Debut
Album affection
Released: March 27, 2002
Oricon Top 200 Weekly Peak: #12
Weeks On Chart: 6
Not Certified
91,360
copies sold
2nd Studio Album grow into one
Released: March 19, 2003
Oricon Top 200 Weekly Peak: #9
Weeks On Chart: 45
RIAJJ Certification: Gold
191,033
copies sold
3rd Studio Album feel my mind
Released: February 2, 2004
Oricon Top 200 Weekly Peak: #7
Weeks On Chart: 40
RIAJJ Certification: Gold
147,002
copies sold
4th Studio Album secret
Released: February 9, 2005
Oricon Top 200 Weekly Peak: #3
Weeks On Chart: 58+
RIAJJ Certification: 2x Platinum
521,376
copies sold
1st
Compilation
Album BEST ~first things~
Released: September 21, 2005
Oricon Top 200 Weekly Peak: #1
Weeks On Chart: 71 weeks
RIAJJ Certification: 2x Million
1,866,042
copies sold
2nd
Compilation
Album BEST ~second session~
Released: March 8, 2006
Oricon Top 200 Weekly Peak: #1
Weeks On Chart: 47 weeks (still on charts)
RIAJJ Certification: Million
1,779,531
copies sold
5th Studio Album Black Cherry
Released: December 20, 2006
Oricon Top 200 Weekly Peak: #1 (4 weeks at #1)
Weeks On Chart: 7 weeks(still on charts)
RIAJJ Certification: Million
953,761
copies sold
3rd
Compilation
Album BEST ~Bounce & Lovers~
Released: March 14, 2007
Oricon Top 200 Weekly Peak: TBR
Weeks On Chart: TBR
RIAJJ Certification: TBR
TBR