Resized to 86% of original (view original)
Artist's commentary
Graf Secret
グラーフ・エアポンプ・システム
Self air pump system.
ಠ_ಠ
I just realize.
if you upload PNG file, Pixiv'll convert it to JPEG Orz
So if you want these chibi, here you go.
https://drive.google.com/open?id=1hOj8C6hckIaFZQUHWeRXTi3EBV_08H0o
Follow this Hamster
https://www.facebook.com/Pionnn
twitter/P_ionn