Nakaya Dorsal Fin Version 2 Ishime-Kanshitsu Kuro-tamenuriOne of the most distinctive pen models created by Nakaya, the Dorsal Fin Version 2 is created by applying multiple layers of urushi lacquer over a period of months to create the fin shape on the cap and barrel. The surface is then completed in either smooth urushi or stone texture Ishime Kanshitsu finish. The fins on the cap and barrel serve as built in roll stoppers, while the textured Ishime finish is both pleasing to the touch and more likely to