Uni-ball Signo UM-151 Gel Pen (0.38mm Black)
Mitsubishi Pencil's ultra-fine 0.38mm gel pen. The cult Japanese pen for precision handwriting and small grid paper.
Specifications
Tip: 0.38mm gel | Color: Black | Refillable: yes (UMR-1) | Origin: Japan (Mitsubishi Pencil)
❤️Why Tourists Love This
The Uni-ball Signo UM-151 is the pen every Japanese student uses for kanji practice and every bullet-journal enthusiast uses for tiny writing. The 0.38mm tip is finer than most Western pens let you go, yet the ink flow is smooth with no skips. Reviewers compare it to writing with a needle-sharp pencil. Available in many colors, but the 0.38mm black is the definitive version.
📋How to Use in Japan
1. Click the top to extend the tip
2. Use on smooth paper (Kokuyo Campus or Life brand work best)
3. Store tip-up to prevent ink drying
4. Refills sold separately (UMR-1 refill)
⭐Reviews & Traveler Voices
What Reviewers Say
A beloved stationery cult classic. Reviewers in the bullet journal and calligraphy communities consistently rank it among the best gel pens at any price. Best paired with smooth Japanese notebook paper.
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