List of albums, with selected chart positions

Title

Album details

Peak positions

Sales (JPN)

Certifications

JPN

TWN
{{efn|group=upper-alpha|Week references for G-Music: ''A Best 2: White'' 2007 week 10, ''A Best 2: Black'' 2007 week 10, 2007 week 11, ''A Complete'' 2008 week 38, ''A Summer Best'' 2012 week 32.}}

TWN East Asian

A Best

  • Released: March 28, 2001
  • Label: Avex
  • Formats: CD, cassette, digital download
1

4,294,000

  • RIAJ: 4× Million

A Ballads

  • Released: March 12, 2003
  • Label: Avex
  • Formats: CD, cassette, digital download
1

924,000

  • RIAJ: Million{{efn|group=upper-alpha|''A Ballads'' received a 4× Platinum certification for 1,600,000 copies, however the 4× Platinum threshold was depreciated in 2003.}}

A Best 2: Black

  • Released: February 28, 2007
  • Label: Avex
  • Formats: CD, digital download
2 3

1

703,000

  • RIAJ: 3× Platinum

A Best 2: White

  • Released: February 28, 2007
  • Label: Avex
  • Formats: CD, digital download
1 2

1

722,000

  • RIAJ: 3× Platinum

A Complete: All Singles

  • Released: September 10, 2008
  • Label: Avex
  • Formats: CD, digital download
1 2

1

854,000

  • RIAJ: 3× Platinum

A Summer Best

  • Released: August 8, 2012
  • Label: Avex
  • Formats: CD, digital download
2 11

2

140,000

  • RIAJ: Gold

Countdown Live 2013–2014 A Vol. 1

  • Released: March 12, 2014
  • Label: Avex
  • Formats: Digital download

Countdown Live 2013–2014 A Vol. 2

  • Released: March 12, 2014
  • Label: Avex
  • Formats: Digital download

Winter Ballad Selection

  • Released: November 26, 2014
  • Label: Avex
  • Formats: Digital download

"—" denotes items which were released before the creation of the Gaon charts, or items that did not chart.

List of albums, with selected chart positions

Title

Album details

Peak positions

Sales (JPN)

Certifications

JPN

TWN
{{efn|group=upper-alpha|name=GMusicAlbums}}

TWN East Asian

A Best

  • Released: March 28, 2001
  • Label: Avex
  • Formats: CD, cassette, digital download
1

4,294,000

  • RIAJ: 4× Million

A Ballads

  • Released: March 12, 2003
  • Label: Avex
  • Formats: CD, cassette, digital download
1

924,000

  • RIAJ: Million{{efn|group=upper-alpha|''A Ballads'' received a 4× Platinum certification for 1,600,000 copies, however the 4× Platinum threshold was depreciated in 2003.}}

A Best 2: Black

  • Released: February 28, 2007
  • Label: Avex
  • Formats: CD, digital download
2 3

1

703,000

  • RIAJ: 3× Platinum

A Best 2: White

  • Released: February 28, 2007
  • Label: Avex
  • Formats: CD, digital download
1 2

1

722,000

  • RIAJ: 3× Platinum

A Complete: All Singles

  • Released: September 10, 2008
  • Label: Avex
  • Formats: CD, digital download
1 2

1

854,000

  • RIAJ: 3× Platinum

A Summer Best

  • Released: August 8, 2012
  • Label: Avex
  • Formats: CD, digital download
2 11

2

140,000

  • RIAJ: Gold

Countdown Live 2013–2014 A Vol. 1

  • Released: March 12, 2014
  • Label: Avex
  • Formats: Digital download

Countdown Live 2013–2014 A Vol. 2

  • Released: March 12, 2014
  • Label: Avex
  • Formats: Digital download

Winter Ballad Selection

  • Released: November 26, 2014
  • Label: Avex
  • Formats: Digital download

"—" denotes items which were released before the creation of the Gaon charts, or items that did not chart.

[references, Black, Best x 3, 10 x 2, 11, 2 x 2, Week, A x 4, Complete, G, 32, 38, Music, Summer, week x 5, for, 2012, 2008, 2007 x 3, White][Black, Best x 2, 10 x 2, 11, 2 x 2, 6, A x 3, a, 38, n, x x 2, Gold, Silver, name, 2008 x 2, 2007 x 3, White, Ayu x 2, Complete, GMusicAlbums, mi x 2, and x 2]

List of albums, with selected chart positions

Title

Album details

Peak positions

Sales (JPN){{efn|group=upper-alpha|Sales provided by Oricon database and are rounded to the nearest thousand copies.}}

Certifications

JPN

KOR
{{efn|group=upper-alpha|The [[Gaon Albums Chart]] chart was established in 2010.}}{{efn|group=upper-alpha|Week references for Gaon: ''Love Songs'', ''Party Queen'', ''Love Again'', ''Colours''.}}

KOR
Overseas

{{efn|group=upper-alpha|Week references for Gaon: ''I Am...'', ''Secret'', ''Rock 'n' Roll Circus'', ''Love Songs'', ''Party Queen'', ''Love Again'', ''Colours''.}}

TWN
{{efn|group=upper-alpha|The [[G-Music]] chart was established in July 2005 and only archives the top 20 releases.}}{{efn|group=upper-alpha|Week references for G-Music: ''My Story'' 2005 week 28, ''(Miss)understood'' 2006 week 1, ''Secret'' 2006 week 47, ''Guilty'' 2008 week 1, ''Next Level'' 2009 week 13, ''Rock 'n' Roll Circus'' 2010 week 16, ''Love Songs'' 2010 week 52, ''Party Queen'' 2012 week 12, ''Love Again'' 2013 week 6, ''Colours'' 2014 week 29.}}

TWN East Asian

A Song for ××

1

1,452,000

  • RIAJ: Million{{efn|group=upper-alpha|''A Song for ××'' received a 3× Platinum certification for 1,200,000 copies, however the 3× Platinum threshold was redefined as 750,000 copies in 2003.}}

Loveppears

  • Released: November 10, 1999
  • Label: Avex
  • Formats: CD, cassette, digital download
1

2,562,000

  • RIAJ: 2× Million

Duty

  • Released: September 27, 2000
  • Label: Avex
  • Formats: CD, cassette, vinyl, digital download
1

2,904,000

  • RIAJ: 3× Million

I Am...

  • Released: January 1, 2002
  • Label: Avex
  • Formats: CD, cassette, digital download
1 36{{efn|group=upper-alpha|Charted in 2010.}}

2,308,000

  • RIAJ: 3× Million

Rainbow

  • Released: December 18, 2002
  • Label: Avex
  • Formats: CD, DVD-Audio, cassette, digital download
1

1,857,000

  • RIAJ: 2× Million

My Story

  • Released: December 15, 2004
  • Label: Avex
  • Formats: CD, CD/DVD, SACD, DVD-Audio, cassette, digital download
1

18{{efn|group=upper-alpha|Released prior to the establishment of the G-Music chart.}}

1,132,000

  • RIAJ: Million

(Miss)understood

  • Released: January 1, 2006
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
1 1

1

877,000

  • RIAJ: Million

Secret

  • Released: November 29, 2006
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
1 31{{efn|group=upper-alpha|Charted in 2014.}} 4

1

666,000

  • RIAJ: 3× Platinum

Guilty

  • Released: January 1, 2008
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
2 2

1

568,000

  • RIAJ: 2× Platinum

Next Level

  • Released: March 25, 2009
  • Label: Avex
  • Formats: CD, CD/DVD, digital download, USB flash drive
1 2

1

380,000

  • RIAJ: 2× Platinum

Rock 'n' Roll Circus

  • Released: April 14, 2010
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
1 73 4

1

318,000

  • RIAJ: Platinum

Love Songs

  • Released: December 22, 2010
  • Label: Avex
  • Formats: CD, CD/DVD, digital download, USB flash drive
1 46 8 8

2

273,000

  • RIAJ: Platinum

Party Queen

  • Released: March 21, 2012
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
2 60 4 3

2

148,000

  • RIAJ: Gold

Love Again

  • Released: February 8, 2013
  • Label: Avex
  • Formats: CD, CD/DVD, CD/Blu-ray, digital download
1 35 4 12

2

89,000

  • RIAJ: Gold

Colours

  • Released: June 18, 2014
  • Label: Avex
  • Formats: CD, CD/DVD, CD/Blu-ray, digital download
5 75 16 7

1

53,000

A One

  • Released: April 8, 2015
  • Label: Avex
  • Formats: CD, CD/DVD, CD/Blu-ray, digital download
4

1

53,000

"—" denotes items which were released before the creation of the G-Music or Gaon charts, or items that did not chart.

List of albums, with selected chart positions

Title

Album details

Peak positions

Sales (JPN){{efn|group=upper-alpha|Sales provided by Oricon database and are rounded to the nearest thousand copies.}}

Certifications

JPN

KOR
{{efn|group=upper-alpha|The [[Gaon Albums Chart]] chart was established in 2010.}}{{efn|group=upper-alpha|Week references for Gaon: ''Love Songs'', ''Party Queen'', ''Love Again'', ''Colours''.}}

KOR
Overseas

{{efn|group=upper-alpha|Week references for Gaon: ''I Am...'', ''Secret'', ''Rock 'n' Roll Circus'', ''Love Songs'', ''Party Queen'', ''Love Again'', ''Colours''.}}

TWN
{{efn|group=upper-alpha|The [[G-Music]] chart was established in July 2005 and only archives the top 20 releases.}}{{efn|group=upper-alpha|name=GMusicAlbums|Week references for G-Music: ''My Story'' 2005 week 28, ''(Miss)understood'' 2006 week 1, ''Secret'' 2006 week 47, ''A Best 2: White'' 2007 week 10, ''A Best 2: Black'' 2007 week 10 and 2007 week 11, ''Guilty'' 2008 week 1, ''Ayu-mi-x 6: Gold'' and ''Ayu-mi-x 6: Silver'' 2008 week 12, ''A Complete'' 2008 week 38, ''Next Level'' 2009 week 13, ''Rock 'n' Roll Circus'' 2010 week 16, ''Love Songs'' 2010 week 52, ''Ayu-mi-x 7 Version House'', ''Ayu-mi-x 7 Version Acoustic Orchestra'', ''Ayu-mi-x 7 Presents Ayu Trance 4'' and ''Ayu-mi-x 7 Presents Ayu-ro Mix 4'' 2011 week 17, ''Five'' 2011 week 36, ''Party Queen'' 2012 week 12, ''A Summer Best'' 2012 week 32, ''Love'' 2012 week 45, ''Again'' 2012 week 49, ''A Classical'' 2013 week 1, ''Love Again'' 2013 week 6, ''A Best Live'' 2013 week 37, ''Colours'' 2014 week 29, ''Love Classics'', ''A One'', ''Sixxxxxx''..}}

TWN East Asian

A Song for ××

1

1,452,000

  • RIAJ: Million{{efn|group=upper-alpha|''A Song for ××'' received a 3× Platinum certification for 1,200,000 copies, however the 3× Platinum threshold was redefined as 750,000 copies in 2003.}}

Loveppears

  • Released: November 10, 1999
  • Label: Avex
  • Formats: CD, cassette, digital download
1

2,562,000

  • RIAJ: 2× Million

Duty

  • Released: September 27, 2000
  • Label: Avex
  • Formats: CD, cassette, vinyl, digital download
1

2,904,000

  • RIAJ: 3× Million

I Am...

  • Released: January 1, 2002
  • Label: Avex
  • Formats: CD, cassette, digital download
1 36{{efn|group=upper-alpha|Charted in 2010.}}

2,308,000

  • RIAJ: 3× Million

Rainbow

  • Released: December 18, 2002
  • Label: Avex
  • Formats: CD, DVD-Audio, cassette, digital download
1

1,857,000

  • RIAJ: 2× Million

My Story

  • Released: December 15, 2004
  • Label: Avex
  • Formats: CD, CD/DVD, SACD, DVD-Audio, cassette, digital download
1

18{{efn|group=upper-alpha|Released prior to the establishment of the G-Music chart.}}

1,132,000

  • RIAJ: Million

(Miss)understood

  • Released: January 1, 2006
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
1 1

1

877,000

  • RIAJ: Million

Secret

  • Released: November 29, 2006
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
1 31{{efn|group=upper-alpha|Charted in 2014.}} 4

1

666,000

  • RIAJ: 3× Platinum

Guilty

  • Released: January 1, 2008
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
2 2

1

568,000

  • RIAJ: 2× Platinum

Next Level

  • Released: March 25, 2009
  • Label: Avex
  • Formats: CD, CD/DVD, digital download, USB flash drive
1 2

1

380,000

  • RIAJ: 2× Platinum

Rock 'n' Roll Circus

  • Released: April 14, 2010
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
1 73 4

1

318,000

  • RIAJ: Platinum

Love Songs

  • Released: December 22, 2010
  • Label: Avex
  • Formats: CD, CD/DVD, digital download, USB flash drive
1 46 8 8

2

273,000

  • RIAJ: Platinum

Party Queen

  • Released: March 21, 2012
  • Label: Avex
  • Formats: CD, CD/DVD, digital download
2 60 4 3

2

148,000

  • RIAJ: Gold

Love Again

  • Released: February 8, 2013
  • Label: Avex
  • Formats: CD, CD/DVD, CD/Blu-ray, digital download
1 35 4 12

2

89,000

  • RIAJ: Gold

Colours

  • Released: June 18, 2014
  • Label: Avex
  • Formats: CD, CD/DVD, CD/Blu-ray, digital download
5 75 16 7

1

53,000

A One

  • Released: April 8, 2015
  • Label: Avex
  • Formats: CD, CD/DVD, CD/Blu-ray, digital download
4 {{n/a}}

1

53,000

"—" denotes items which were released before the creation of the G-Music or Gaon charts, or items that did not chart.