KOKUYO Rollerball Pen 0.5

This KOKUYO rollerball pen offers an exceptional writing experience, combining fluidity and precision in a sophisticated design. Equipped with low-viscosity ink, it ensures a smooth glide over paper, making it the ideal choice for both daily notes and detailed sketches that require crisp, defined lines.

The major differentiator of this model is its spring-free mechanism, which offers a light touch and requires minimal pressure to work perfectly. The generous ink flow not only ensures continuous performance — even when used at sharper angles — but also creates subtle tonal variations that add character to your strokes.

With a complete focus on ergonomics, the pen has a balanced weight that reduces fatigue during prolonged use. Whether for professionals or Japanese stationery enthusiasts, this writing instrument combines high technical functionality with premium everyday comfort.

Technical Specifications:

• Body diameter: 14 mm
• Length: 139 mm
• Nib size: 0.5 mm extra-fine
• Ink: low-viscosity blue-black
• Mechanism: spring-free
• Country of origin: Japan

Araujo & Sobrinho is one of the oldest stationery stores in the world, founded in Porto in 1829, and continues to preserve its heritage through timeless products and design. Read more