Platinum Cassis Black - 60ml Bottled Ink penmodel Zero Gravity This blue evokes the deep

This blue evokes the deep ocean its primeval life source untouched by the rays of the sun

having this notebook in your hand

The name Iroshizuku is a combination of the Japanese words Iro (Coloring)

When closed

Great to store pencils

Platinum Cassis Black - 60ml Bottled Ink penmodel Zero Gravity This blue evokes the deepFountain pen inks that are produced using traditional methods have many times been replaced with an ink that is made by mixing dye inks due to their time consuming production techniques. Meanwhile, Platinum Pen is currently the only company in Japan that manufactures blue black ink in a classic way. The ink color that is bright when you start writing becomes gradually black. It is also highly water resistant and suitable for permanent preservation.