PLATINUM - 60ml Fountain Pen Ink - Chou kuro (The blackest black in Platinum Pen’s history) van gogh rollerball pen The exclusively crafted pen feature

The exclusively crafted pen feature black ruthenium-plated trims

Environmentally Sustainable All Natural Components

We only had one suitcase

Colours adhere to all absorbent surfaces such as paper

butterflies

PLATINUM - 60ml Fountain Pen Ink - Chou kuro (The blackest black in Platinum Pen’s history) van gogh rollerball pen The exclusively crafted pen featureInstructionsWhen cleaning the pen nib after using Chou Kuro ink, use purified water available at pharmacies, etc. Avoid washing it with tap water as it reacts with minerals contained in the water and makes it difficult to remove the stains.Chou Kurospecial page