Platinum 9 DISC

Platinum 9 DISC (プラチナ ９ DISC) is Morning Musume's 9th album, released approximately two years after their previous album, SEXY 8 BEAT. It was released on March 18, 2009 in both limited and regular editions. The limited edition comes with a bonus DVD.

CD

 * 1) SONGS
 * 2) Resonant Blue (リゾナント ブルー)
 * 3) Ame no Furanai Hoshi dewa Aisenai Darou? (雨の降らない星では愛せないだろう?; If It Doesn't Rain, Will the Stars Not Love?)
 * 4) Take off is now! - Takahashi Ai, Niigaki Risa, and Tanaka Reina
 * 5) Naichau Kamo (泣いちゃうかも; I Might Cry)
 * 6) Watashi no Miryoku ni Kizukanai Donkan na Hito (私の魅力に 気付かない鈍感な人; The Insensitive Person Who Didn't Notice My Charm) - Mitsui Aika
 * 7) Guruguru JUMP (グルグルＪＵＭＰ; Around and Jump!) - Kusumi Koharu, Junjun, and Linlin
 * 8) Mikan (みかん; Mandarin)
 * 9) Jounetsu no Kiss wo Hitotsu (情熱のキスを一つ; One Passionate Kiss) - Takahashi Ai, Niigaki Risa, and Tanaka Reina
 * 10) It's You - Michishige Sayumi
 * 11) Onna ni Sachi Are (女に 幸あれ; Good Luck, Girls)
 * 12) Kataomoi no Owari ni (片思いの終わりに; At the End of Unrequited Love) - Kamei Eri
 * 13) Kanashimi Twilight (悲しみトワイライト; Sorrowful Twilight)

Limited Edition DVD

 * 1) "Naichau Kamo (featuring Takahashi Ai Ver.)" (泣いちゃうかも　（ｆｅａｔｕｒｉｎｇ　高橋愛 Ｖｅｒ．）)
 * 2) "Naichau Kamo (featuring Niigaki Risa Ver.)" (新垣里沙)
 * 3) "Naichau Kamo (featuring Kamei Eri Ver.)" (亀井絵里)
 * 4) "Naichau Kamo (featuring Michishige Sayumi Ver.)" (道重さゆみ)
 * 5) "Naichau Kamo (featuring Tanaka Reina Ver.)" (田中れいな)
 * 6) "Naichau Kamo (featuring Kusumi Koharu Ver.)" (久住小春)
 * 7) "Naichau Kamo (featuring Mitsui Aika Ver.)" (光井愛佳)
 * 8) "Naichau Kamo (featuring Junjun Ver.)" (ジュンジュン)
 * 9) "Naichau Kamo (featuring Linlin Ver.)" (リンリン)
 * 10) "Naichau Kamo (from "Hello! Project 2009 Winter Wonderful Hearts Kōen ~Kakumei Gannen~")" (「Ｈｅｌｌｏ！　Ｐｒｏｊｅｃｔ　２００９　Ｗｉｎｔｅｒ ワンダフルハーツ公演～革命元年～」より」)
 * 11) "Renai Revolution 21 (from "Hello! Project 2009 Winter Wonderful Hearts Kōen ~Kakumei Gannen~")" (恋愛レボリューション２１)

Featured Members

 * 4th generation: Yoshizawa Hitomi (uncredited)
 * 5th generation: Takahashi Ai, Niigaki Risa
 * 6th generation: Fujimoto Miki (uncredited) Kamei Eri, Michishige Sayumi, Tanaka Reina
 * 7th generation: Kusumi Koharu (last album)
 * 8th generation: Mitsui Aika, Junjun, Linlin

Concert Performances

 * Watashi no Miryoku ni Kizukanai Donkan na Hito
 * Morning Musume Concert Tour 2008 Aki ~Resonant LIVE~
 * Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~
 * Morning Musume Concert Tour 2010 Aki ~Rival Survival~
 * Morning Musume Concert Tour 2012 Haru ~Ultra Smart~ Niigaki Risa Mitsui Aika Graduation Special
 * Morning Musume Tanjou 15 Shuunen Kinen Concert Tour 2012 Aki ~Colorful Character~ - Sato Masaki
 * Hello! Project Haru no Dai Kansha Hinamatsuri Festival 2013 ~Berryz Koubou 10 Nenme Totsunyuu Special~
 * Hello! Project Yaon Premium Live ~Soto Fest~
 * Guru Guru JUMP
 * Morning Musume Concert Tour 2008 Aki ~Resonant LIVE~
 * Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~
 * Morning Musume Concert Tour 2010 Aki ~Rival Survival~
 * Morning Musume Concert Tour 2011 Aki Ai BELIEVE ~Takahashi Ai Graduation Memory Special~
 * Morning Musume Concert Tour 2012 Haru ~Ultra Smart~ Niigaki Risa Mitsui Aika Graduation Special
 * Hello! Project Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~Bravo!~ Kusumi Koharu with Morning Musume
 * Ame no Furanai Hoshi dewa Aisenai Darou?
 * Morning Musume Concert Tour 2008 Aki ~Resonant LIVE~
 * Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~
 * Morning Musume Concert Tour 2009 Aki ~Nine Smile~
 * Morning Musume Concert Tour 2010 Aki ~Rival Survival~
 * Morning Musume Tanjou 15 Shuunen Kinen Concert Tour 2012 Aki ~Colorful Character~
 * Birthday Live2013 +♪The Beating♪+ - Abe Natsumi solo, and Abe Natsumi with Nakazawa Yuko
 * SONGS
 * Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~
 * Morning Musume Concert Tour 2009 Aki ~Nine Smile~
 * Morning Musume Concert Tour 2011 Aki Ai BELIEVE ~Takahashi Ai Graduation Memory Special~
 * Morning Musume Concert Tour 2013 Aki ~CHANCE!~
 * Jounetsu no Kiss wo Hitotsu
 * Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~
 * Morning Musume Concert Tour 2011 Aki Ai BELIEVE ~Takahashi Ai Graduation Memory Special~
 * It's You
 * Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~
 * Morning Musume Concert Tour 2010 Aki ~Rival Survival~
 * Take off is now!
 * Morning Musume Concert Tour 2008 Aki ~Resonant LIVE~
 * Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~
 * Morning Musume Concert Tour 2013 Aki ~CHANCE!~
 * Kataomoi no Owari ni
 * Morning Musume Concert Tour 2009 Haru ~Platinum 9 DISCO~

Album Information

 * 1) SONGS
 * 2) *Lyrics, Composition: Tsunku
 * 3) *Arrangement, Programming: Tanaka Nao
 * 4) *Chorus: Takahashi Ai, Kamei Eri
 * 5) Resonant Blue
 * 6) Ame no Furanai Hoshi dewa Aisenai Darou?
 * 7) *Lyrics, Composition: Tsunku
 * 8) *Arrangement: Yuasa Koichi
 * 9) *Programming: Yuasa Koichi, Okubo Kaoru
 * 10) *Guitar: Kamada Koji
 * 11) *Strings: Daisensei Shitsuya Strings
 * 12) *Chorus: CHINO, Takeuchi Hiroaki, Morning Musume
 * 13) Take off is now!
 * 14) *Lyrics, Composition: Tsunku
 * 15) *Arrangement: Tanaka Nao
 * 16) *Guitar: Kamada Koji
 * 17) *Chorus: Takahashi Ai,
 * 18) *Vocals: Takahashi Ai, Niigaki Risa, and Tanaka Reina
 * 19) Naichau Kamo
 * 20) Watashi no Miryoku ni Kizukanai Donkan na Hito
 * 21) *Lyrics, Composition: Tsunku
 * 22) *Arrangement, Programming: Yuasa Koichi
 * 23) *Guitar: Kamada Koji
 * 24) *Chorus: Kusumi Koharu
 * 25) *Vocals: Mitsui Aika (main vocal)
 * 26) Guruguru JUMP
 * 27) *Lyrics, Composition: Tsunku
 * 28) *Arrangement: Okubo Kaoru
 * 29) *Guitar: Kamada Koji
 * 30) *Chorus: Linlin
 * 31) *Vocals: Kusumi Koharu, Junjun, and Linlin
 * 32) Mikan
 * 33) Jounetsu no Kisu o Hitotsu
 * 34) *Lyrics, Composition: Tsunku
 * 35) *Arrangement, Programming, Guitar: Suzuki "Daichi" Hideyuki
 * 36) *Guitar: Kamada Koji
 * 37) *Chorus: Takahashi Ai, Niigaki Risa
 * 38) *Vocals: Takahashi Ai, Niigaki Risa, and Tanaka Reina
 * 39) It's You
 * 40) *Lyrics, Composition: Tsunku
 * 41) *Arrangement, Programming: Tanaka Nao
 * 42) *Guitar: Kamada Koji
 * 43) *Chorus: Takahashi Ai, Niigaki Risa, Michishige Sayumi
 * 44) *Vocals: Michishige Sayumi (main vocal)
 * 45) Onna ni Sachi Are
 * 46) Kataomoi no Owari ni
 * 47) *Lyrics, Composition: Tsunku
 * 48) *Arrangement: Egami Kotaro
 * 49) *Chorus: Inaba Atsuko
 * 50) *Vocals: Kamei Eri (main vocal)
 * 51) Kanashimi Twilight

Oricon Chart Positions
Total reported sales: 19,143 (As of April 19, 2009)

Trivia

 * This was Takahashi Ai's first studio album and third overall album as the group`s leader.