Brush gods! The original art was pencil sketches that were inked and colored in photoshop.
These are all 1.25" pins that I was selling at Anime Expo this year, and for some weird reason I thought I'd already uploaded these! Oops!
Tachigami, Itegami, Gekigami, Yumegami, Yomigami, Nuregami and Okami are not mine.