Nagasawa Fountain Pen Profit Realo FL[Nagasawa Fountain Pen Profit Realo FL]This is an original fountain pen from Nagasawa Bungu Center. This base model is Sailor fountain pen's Profit FL and Profit Realo.[What is Profit Realo FL? ]I thought that by combining the Profit Realo ink intake and the brass tip, I could create the ultimate fountain pen, so I developed a model that combines the FL and Realo. The tip of the base Profit Realo is made of brass. The pen nib is equipped with the