Well I could, I do know how you know. I'm sure it'd be easy enough to get fruit and vegetable equivalents for some of the colors. But...other colors need like. You know...bug. Stuff.

[And he's sure he doesn't need to explain to Shuichi why he wouldn't be making those specific colors.]

You have to ground and mash them up and make a powder, and it's always from the creepiest, crawliest ones with the grossest legs and the nastiest antenna and the worst smell.....