Precious tone

 is the second album by Aso Natsuko. It was released on October 26, 2011, and peaked at #55 on the Oricon album chart.

CD

 * 1) Eureka Baby (エウレカベイビー)
 * 2) More-more LOVERS!!
 * 3) Kuusou Résumé (空想リジューム)
 * 4) Tokimeki☆Traveler (トキメキ☆トラベラー)
 * 5) Daylight
 * 6) Knockin' On Dream's Door
 * 7) Luminous face, It's mine!
 * 8) bitter
 * 9) starry-eyed future
 * 10) Renai Koujou committee (恋愛向上committee)
 * 11) Diamond Star☆ (ダイヤモンドスター☆)
 * 12) Precious tone

Limited Edition DVD

 * 1) MUSIC VIDEO
 * 2) Precious tone
 * 3) More-more LOVERS!!
 * 4) Diamond Star☆
 * 5) Renai Koujou committee
 * 6) Eureka Baby
 * 7) LIVE CLIP
 * 8) Eureka Baby
 * 9) More-more LOVERS!!
 * 10) Pop step trip!
 * 11) Diamond Star☆
 * 12) Renai Koujou committee