Kanon

1. 
   Completion

   Acquired all achievements.
   16%
2. 
   Daily LifeSecret

   Steam withholds the description of a secret achievement.
   23%
3. 
   Melting SnowSecret

   Steam withholds the description of a secret achievement.
   18%
4. 
   A PromiseSecret

   Steam withholds the description of a secret achievement.
   24%
5. 
   Alarm ClockSecret

   Steam withholds the description of a secret achievement.
   27%
6. 
   DeterminationSecret

   Steam withholds the description of a secret achievement.
   20%
7. 
   Tinkling BellSecret

   Steam withholds the description of a secret achievement.
   24%
8. 
   ScarsSecret

   Steam withholds the description of a secret achievement.
   18%
9. 
   A MiracleSecret

   Steam withholds the description of a secret achievement.
   23%
10. 
    ReverieSecret

    Steam withholds the description of a secret achievement.
    20%
11. 
    JourneySecret

    Steam withholds the description of a secret achievement.
    24%
12. 
    A GoalSecret

    Steam withholds the description of a secret achievement.
    21%
13. 
    GALLERY

    Complete the gallery.
    18%
14. 
    MUSIC

    Complete the soundtrack.
    23%

Names, descriptions and icons are the game’s own, as Steam publishes them; the share is how many owners have unlocked each, from Steam's global figures for 14 of them.