Danitrio Roiro-migaki in Blue on Mikado Fountain Pen100% Genuine Urushi Contains the Maki E Red Seal (Highest Quality of Maki E Art) Hand painted by highly trained Japanese Artisans The roiro migaki finish allows for the blue to be depicted visually so purely and homogeneous over the pen. Roiro migaki is when a non oil based urushi called roiro urushi is applied on the outer layer of the pen. About Danitrio Mikado Series: The Mikado is a Danitrio series. Mikado means "Emperor" in Japanese. Nib Details: