Features the soft coloring and smooth writing that are unique to Coupy
You can enjoy the feeling of handwriting that cannot be expressed with ink
Even thin paper such as notebooks and dictionaries is hard to show through
You can use the pen for a long time without worrying about running out of ink
The shaft of the main unit is a thick triangular shaft that fits your fingertips and is easy to hold, so you don't have to worry about it rolling off your desk.