Doriko BEST 2008-2016
秋山健介 Electric Guitar (Disc 1 #1.3, Disc 2 #2.13) Acoustic Guitar (Disc 1 #3)
田尻尋一 Electric Guitar (Disc 1 #2.5, Disc 2 #4.8.12) Additional Programming (Disc 1 #6)
根津甫 Electric Guitar (Disc 1 #6.9~11, Disc 2 #1.3.5~7.10.11.14.15) Acoustic Guitar (Disc 1 #5, Disc 2 #4)
KAIDOU:Electric Guitar (Disc 1 #8.13.14)
後藤康二 (ck510):Electric Guitar (Disc 1 #7)
rebu:Electric Guitar (Disc 1 #14)
安保一生:Electric Guitar (Disc 2 #9)
ナガトメマサヒロ:Acoustic Guitar (Disc 1 #2)
F☆T:Acoustic Guitar (Disc 1 #15)
久次米真吾:Acoustic Guitar (Disc 2 #9)
ティッシュ姫:Bass (Disc 1 #1~3.5.7~11.13, Disc 2 #1.4.6~8.11.13.14)
まらしぃ:Piano (Disc 1 #15)
小寺麻由:Violin (Disc 1 #7)
水谷美月:Violin (Disc 1 #8.15)
中西桐子:Erhu (Disc 2 #9)
小林幸子:Guest Vocal (Disc 2 #9)
初音ミク:Vocal
鏡音リン:Chorus (Disc 1 #1)