Pilot Iroshizuku Ink Bottle – Sui-Gyoku The nameIroshizukuis a combination of the Japanese wordsIro (Coloring),expressing high standards and variation of colors, andShizuku (Droplet), that embodies the very image of dripping water. Each ink name derives from the expressions of beautiful Japanese natural landscapes and plants, all of which contribute to the depth of each individual hue. Ink Color: Turquoise 15ml Bottle