Tomoyuki Okada
岡田知之打楽器合奏団 音楽監督
Christopher Williams
Accept
Pete Korpela
Josh Groban, malletSTATION Artist
Shuichi "Ponta" Murakami
PONTA BOX
Aaron Draper
JOHN MAYER, EMINEM, ADELE , RIHANNA
Kazutoyo Koyabu
ジェニーハイ, 吉本新喜劇ィズ
Greg Grainger
Acoustic Alchemy, GRAINGER
Michael D'Angelo
Independent
Riccardo Merlini
independent, teacher
Adam Groh
Graceland University
Alan T. Laird
Manorcunningham Pipe Band