Chapter Selections
1. Vol.1 chapter 1: clock
Free2. Vol.1 Chapter 2: school
Free3. Vol.1 chapter 3: promise
Free4. Vol.1 chapter 4: the underwater path
Free5. Vol.1 chapter 4.5: volume 1 extras
Free6. Vol.2 chapter 5: the geothemal plant
Free7. Vol.2 chapter 6: simple food
Free8. Vol.2 chapter 7: mizukaze laboratory par...
Free9. Vol.2 chapter 8
Free10. Vol.2 chapter 9
Free11. Vol.2 chapter 10
Free12. Vol.2 chapter 11
Free13. Vol.3 chapter 12
Free14. Vol.3 chapter 13
Free15. Vol.3 chapter 14
Free16. Vol.3 chapter 15
Free17. Vol.3 chapter 16
Free18. Vol.3 chapter 17
Coins19. Vol.3 chapter 18
Coins