How long did it take for you to learn to be able to do that?
[Kazuki... can't be that old, right? He looks about as old as Armin is. To Armin, as someone who has no experience with instruments whatsoever, being able to learn something like that at his age is incredible.]
Video
[Kazuki... can't be that old, right? He looks about as old as Armin is. To Armin, as someone who has no experience with instruments whatsoever, being able to learn something like that at his age is incredible.]