Finally, my order for the 'Heavy Rotation, Sakura no Ki ni Naro ~Relaxing Orgel~' (aka Music box collection of AKB48's hit songs) arrived this afternoon! It has 12 tracks of AKB48's hit songs in form of music box style, which are:
1. 言い訳Maybe IIWAKE MAYBE
2. ヘビーローテーション HEAVY ROTATION
3. 桜の栞 SAKURA NO SHIORI
4. 涙サプライズ! NAMIDA SURPRISE!
5. ポニーテールとシュシュ PONYTAIL TO CHOUCHOU
6. 桜の花びらたち SAKURA NO HANABIRA TACHI
7. Beginner BEGINNER
8. 大声ダイヤモンド OOGOE DIAMOND
9. チャンスの順番 CHANCE NO JUNBAN
10. あなたがいてくれたから ANATA GA ITE KURETA KARA
11. 会いたかった AITAKATTA
12. 桜の木になろう SAKURA NO KI NI NAROU
Listened to it in continuous loop throughout the day and found it really very relaxing and pleasing to the ears ^w^
It's still available in CDJapan (link above), so get it when it's still available!