Ka-Ku Fountain Pen Ink - Senga-gray SAKAE Inside is a small graph

Inside is a small graph paper notebook made with Tomoe River Paper so you can write down anything

This iron gall ink “Blue Marine” is a bright

Nib sold separately

This stamp rotates allowing you to easily change between designs

This fits perfectly into an A6 Techo Cover

Ka-Ku Fountain Pen Ink - Senga-gray SAKAE Inside is a small graphKa ku, which is Japanese for write, is a Japanese retailer and brand that hopes to make customers daily lives more fun through their curation of writing instruments and inks. In 2023, Ka ku began developing original fountain pen inks including inks that can be mixed together for endless ways to play. 18ml bottled fountain pen ink Suitable for writing with fountain pens, dip pens, glass pens, and other ink pens.