The highest-selling albums and mini-albums in Japan are ranked in the Oricon Weekly Chart, published by Oricon Style magazine. The data is compiled by Oricon based on each album's weekly physical sales. In 2009, 46 albums reached the peak of the charts.

Rock group Unicorn released their comeback album, Chambre, which debuted atop the charts making them the second group after Kaguyahime in 1978 to achieve this feat. Pop group Dreams Come True set the record for most number-one albums by a female vocal group; with their fifteenth studio album, Do You Dreams Come True? [sic], giving them their twelfth number-one album putting them ahead of the late Zard. With the release of her tenth studio album, Next Level, pop artist Ayumi Hamasaki became the first artist to have at least one number-one album for 11 consecutive years since her debut. Ultimate Diamond made pop-rock singer Nana Mizuki the first voice actress to have a number-one album.

The best-selling album overall of 2009 was pop boy band Arashi's greatest-hits album All the Best! 1999–2009, released on August 19, 2009, with the sales of over 1,432,000 copies. The second-best-selling album was pop rock band Mr. Children's studio album Supermarket Fantasy. Supermarket Fantasy was released on December 10, 2008 and sold over 1,251,000 copies. The third-best-selling album was pop vocal group Greeeen's studio album Shio, Koshō, released on June 10, 2009, with the sales of over 1,000,000 copies. The fourth- and fifth-best-selling albums were R&B group Exile's studio album Aisubeki Mirai e and their 2008 compilation album Exile Ballad Best. Aisubeki Mirai e sold over 897,000 copies and Exile Ballad Best sold over 847,000 copies on the yearly charts.

Chart history Issue DateAlbumArtist(s)Reference(s)January 12My Song Your SongIkimono-gakariJanuary 19Exile Ballad BestExileJanuary 26Code Geass Complete BestVarious artistsFebruary 2Touch Me!Mai KurakiFebruary 9TrickKumi KodaFebruary 16February 23Love!: Thelma Love Song CollectionThelma AoyamaMarch 2ChambreUnicornMarch 9AnswerAngela AkiMarch 16Funky Monkey Babys 3Funky Monkey BabysMarch 23Remio BestRemioromenMarch 30Do You Dreams Come True?Dreams Come TrueApril 6Next LevelAyumi HamasakiApril 13Do You Dreams Come True?Dreams Come TrueApril 20Shōnan no Kaze: JokerShōnan no KazeApril 27PuzzleKanjani EightMay 4Tsuruno UtaTakeshi TsurunoMay 11Break the Records: By You & For YouKAT-TUNMay 18We AllHideaki TokunagaMay 2521st Century BreakdownGreen DayJune 1RelapseEminemJune 8Trash We'd LoveThe HiatusJune 15Ultimate DiamondNana MizukiJune 22Shio, KoshōGreeeenJune 29July 6Sanmon GossipRingo ShiinaJuly 13ZankyōMasaharu FukuyamaJuly 20TrianglePerfumeJuly 27Tegomass no UtaTegomassAugust 3Hōkago Tea TimeHōkago Tea TimeAugust 10Hello-GoodbyeComing CenturyAugust 17CallingKobukuroAugust 24August 31All the Best! 1999–2009ArashiSeptember 7September 14Box EmotionsSuperflySeptember 21All My BestMai KurakiSeptember 28Best AiAiOctober 5Ayaka's History 2006–2009AyakaOctober 12October 19FurusatoYuzuOctober 26The Best of Aqua TimezAqua TimezNovember 2The Great Vacation Vol.2: Super Best of GlayGlayNovember 9This Is ItMichael JacksonNovember 16The CircleBon JoviNovember 23Love Is BestAi OtsukaNovember 30MagicB'zDecember 7Ima Made no A Men, B Men Dest!?GreeeenDecember 14Aisubeki Mirai eExileDecember 21J AlbumKinKi KidsDecember 28Past FutureNamie Amuro

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References

See also 2009 in music