The Uni Jetstream Prime Collection represents the pinnacle of professional stationery, blending Japan’s most advanced low-friction ink with a sophisticated, weighted feel. These are precision instruments designed to provide a seamless transition from thought to paper, ensuring you remain composed, prepared, and authoritative in every decisive moment.
Uni-ball Jetstream Prime Single Twist Ballpoint Pen
The Single Twist is the definitive choice for the minimalist executive. Redesigned with an improved weight balance and a shorter upper section, it offers a lighter, more ergonomic feel that reduces hand fatigue during back-to-back sessions.
How does it streamline your workflow?
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The silent, smooth twist mechanism allows you to deploy the pen discreetly, avoiding the distracting "clicking" sounds that can break the concentration of a quiet room.
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Its sleek one-tone finish and slim profile make it one of the most sophisticated luxury pens to pair with a high-end leather planner or suit pocket.
Uni-ball Jetstream Prime 3-in-1 Multi Pen
For the professional who demands versatility without the clutter, this model is widely considered the best multipen for a fast-paced environment. It houses black, red, and blue ink alongside a mechanical pencil, all contained within a remarkably slim, seamless silhouette.
How does it streamline your workflow?
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It eliminates the need to carry multiple tools, allowing you to switch from note-taking to color-coded annotations or sketching with a simple, elegant twist.
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The premium coating and streamlined form factor provide the luxurious tactile experience usually reserved for single-function instruments.
Uni Jetstream Prime 0.5
The Jetstream Prime 0.5 is crafted for those who appreciate the beauty of subtle, understated sophistication. Finished in a soft matte olive or blue, it brings a touch of personality to the desk while maintaining a strictly professional aesthetic.
How does it streamline your workflow?
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Utilizing the signature ultra-low-friction ink, it provides an exceptionally smooth glide that many consider the best Japanese pen experience for fine, smudge-free writing.
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The balanced internal architecture acts as an anchor for your hand, ensuring your handwriting remains crisp and legible even during rapid-fire brainstorming.
Uni Jetstream Prime 3 Color Ballpoint Pen 0.5mm
This 3-color model pairs practical utility with a refined matte aesthetic. It is designed for the modern professional who requires multiple ink options but prefers a clean, retractable design over bulky alternatives.
How does it streamline your workflow?
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The three-color system allows you to build immediate visual hierarchy in your meeting notes, making complex action items easy to track at a glance.
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Its understated neutral tone and durable finish ensure the pen remains a stylish, reliable companion through years of daily professional use.
Elevating the Professional Standard
Choosing the right tool is an investment in your daily workflow, ensuring that your stationery reflects the precision you demand of yourself. We believe that when your tools are reliable, your mind is free to focus on the big picture. The Uni Jetstream Prime series solves the common frustrations of skipping and discomfort, turning the simple act of writing into a moment of absolute confidence. Explore the collection and find the instrument that feels like it was engineered specifically for your hand.



