The tokyo line of piston fillers was introduced by omas in 1993. The model had been designed by the famous industrial designer e. Sottsass who drew inspiration from oriental minimalism to develop the project of the pen.The clip is simple and linear and the round shape at the top recalls the initial "o" from omas. The tokyo was produced in colorful resin in an nice array of colors: viridian green, lychee nut green, blue venezia, persimmon orange and classic black. The nib was originally gold plated steel, with a typical decoration, as the model was meant for a young market and was not supposed to be too expensive.
Gold nibs exist, too and are very rare and desirable. This pen is in viridian green resin and it is new old stock; it has the original gold plated nib, grade m. It comes with its original presentation box and leaflet.