"Trees of Origin" is Seiko-P's second mini album, consist of 8 tracks. The album was purchasable in D-STAGE, it is now longer available there. However, it's still purchasable in iTunes store

Seiko-P 2nd Album
Released June 20th 2010
Producer Seiko-P
Price 800 yen
Illust. Seiko-P
Label KarenT
Track list
1. Blue Amber
Megurine Luka
2. Dryas (PartI)
Megurine Luka
3. Cristal Clear
Megurine Luka
4. Lime Photos
5. Ancient Ring
Megurine Luka
6. Caoin
Megurine Luka
7. Dryas (PartII)
8. Hotarubi
Megurine Luka
Seiko-P 1st Album
Seiko-P 3rd Album
An'ya Gessou