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uni Mitsubishi Pencil

uni-ball one UMR Ink Refill

uni-ball one UMR Ink Refill

Regular price ¥300 JPY
Regular price Sale price ¥300 JPY
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Color: Black
Point size

UMR-38S / UMR-05S

Refill for uni-ball one pens, designed for deep, vivid color and a smoother writing experience.

  • Darker Black, More Vivid Colors: Special pigment ink produces sharper, more memorable writing. Proven to enhance memory retention in studies with Ritsumeikan University.
  • Smudge-Free & Fast-Drying: Unique ink formula dries quickly without bleeding or feathering, even on regular paper.
  • Minimalist Design: Refill body features a clean, straight design with color-coded barrels—black ink uses a sleek black body, while color inks use a calm off-white tone.

Perfect for notes, study, or professional writing—refill your uni-ball one with confidence.

 

This refill can be used with all uni-ball one pens.

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