IROJITEN Colour Pencils - Set of 10 - Volume 2: Vivid tone lIrojiten is the Japanese expression for "colour dictionary" and here, Tombow presents 10 coloured pencils, kept neatly within linen bound boxes with their very own colour index. These high quality pencils feature a soft lead which produces a rich and creamy texture for smooth, even blending. Each pencil is coated with a layer of white paint with the end dipped to match the colour of the lead.