Comparing Uni Mitsubishi and Tombow Highlighters: Which Japanese Brand Brightens Up Your Notes Better?
For American outdoor enthusiasts and students alike, having reliable and vibrant highlighters is essential for note-taking, journaling, or marking maps. Japan is renowned for its meticulous craftsmanship and innovation in stationery, especially with brands like Uni Mitsubishi and Tombow. Both companies offer high-quality highlighters that blend vivid colors with smooth application, but which one truly deserves a spot in your gear bag or study kit?
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In this detailed comparison, we dissect the best highlighters from these two iconic Japanese brands to help you decide which brightens your notes better. Whether you’re prepping for your next camping trip or just want to organize your notes with flair, this guide lays it all out—covering price, performance, and unique features.
Quick Comparison Table

| Product | Brand | Colors Available | Tip Type | Ink Type | Estimated Price (USD) | Best For |
|---|---|---|---|---|---|---|
| Uni Mitsubishi Power Tank Highlighter | Uni Mitsubishi | 5 (Yellow, Pink, Blue, Green, Orange) | Chisel | Oil-based (Pressurized) | $2.50 each | Outdoor use, angled writing, long-lasting ink |
| Uni Mitsubishi Jetstream Highlighter | Uni Mitsubishi | 4 (Yellow, Pink, Blue, Green) | Chisel | Hybrid ink (water/oil) | $3.00 each | Smooth, quick-drying, everyday use |
| Tombow Kirarich Highlighter | Tombow | 6 (Yellow, Pink, Blue, Green, Orange, Purple) | Chisel | Water-based | $2.75 each | Vibrant color, bleed-resistant, stylish design |
| Tombow Pit Pastel Highlighter | Tombow | 5 (Pastel shades) | Chisel | Water-based | $3.50 each | Soft tones, artistic note-taking |
Detailed Reviews of Each Product

Uni Mitsubishi Power Tank Highlighter
The Power Tank Highlighter by Uni Mitsubishi is a standout choice for outdoor enthusiasts who need a reliable highlighter that won’t dry out even in harsh environments. Featuring a pressurized oil-based ink system, it can write smoothly on wet or greasy surfaces and in any angle—even upside down—making it perfect for camping journals or field notes.
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- Pros: Long-lasting ink, waterproof and fade-resistant, writes on tricky surfaces, comfortable grip.
- Cons: Slightly pricier than standard highlighters, limited pastel color options.
- Best for: Outdoor use, rugged conditions, those who want a dependable highlighter for any environment.
Uni Mitsubishi Jetstream Highlighter
Following the success of their popular Jetstream pen series, Uni Mitsubishi introduced the Jetstream Highlighter with hybrid ink technology. This water-oil combo dries quickly and resists smearing on most paper types. The chisel tip offers precise thick and thin lines, making it great for detailed highlighting.
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- Pros: Smooth application, quick drying, minimal bleed-through, ergonomic design.
- Cons: Ink longevity is average, colors are vibrant but fewer than Tombow’s range.
- Best for: Everyday note-taking, students, office use.
Tombow Kirarich Highlighter
The Kirarich Highlighter from Tombow is well-known for its vibrant colors and elegant design. Its water-based ink is designed to be bleed-resistant and fade-proof, making it ideal for notebooks and planners that require longevity. The color palette is extensive, including a lovely purple shade not commonly found in other Japanese highlighters.
- Pros: Wide color selection, stylish design, smooth ink flow, minimal bleed-through.
- Cons: Water-based ink may not work well on glossy or wet surfaces, slightly less durable tip.
- Best for: Artistic note-taking, planners, users who want bright, durable colors.
Tombow Pit Pastel Highlighter
For those who prefer softer hues, the Pit Pastel Highlighter offers beautiful pastel shades that stand out without overwhelming the eyes. This water-based highlighter is perfect for color coding or adding subtle emphasis to your notes. Its ink dries quickly and resists smudging, though it is not designed for heavy-duty or outdoor use.
- Pros: Unique pastel colors, quick-drying, gentle on the eyes, smooth tip.
- Cons: Less visible on dark paper, pastel colors may not suit all users, water-based ink isn’t waterproof.
- Best for: Creative note-taking, bullet journaling, and art projects.
Head-to-Head Comparisons

Ink Durability and Waterproofness
Uni Mitsubishi’s Power Tank leads in this category due to its pressurized oil-based ink system, which remains usable even upside down and on wet surfaces. Tombow’s water-based inks are vibrant but less resistant to moisture. The Jetstream offers a good middle ground with hybrid ink.
Color Range and Vibrancy
Tombow’s Kirarich offers the most extensive and vibrant color range, including unique shades like purple and orange. Uni Mitsubishi sticks to the basics but maintains strong saturation. The Pit Pastel line caters to those who want softer, less aggressive colors.
Price and Value
Prices for each highlighter range from approximately $2.50 to $3.50 per pen in the US market, with Tombow generally slightly higher priced due to their unique color offerings and design. Uni Mitsubishi’s Power Tank offers excellent value for outdoor durability, making it a worthy investment for hiking or camping enthusiasts.
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Tip Performance and Design
Both brands use chisel tips, but Uni Mitsubishi’s Power Tank has a slightly sturdier tip, ideal for field notes and angled writing. Tombow prioritizes sleek design and smooth ink flow, perfect for planners and study notes.
Our Recommendations
- Best for Outdoor Enthusiasts: Uni Mitsubishi Power Tank Highlighter – Its pressurized ink is unbeatable in rugged conditions.
- Best for Students and Office Use: Uni Mitsubishi Jetstream Highlighter – Smooth, quick-drying ink with reliable performance.
- Best for Vibrant Color Lovers: Tombow Kirarich Highlighter – Offers diverse colors with stylish design.
- Best for Creative Note-Takers: Tombow Pit Pastel Highlighter – Soft pastel tones for artistic flair.
All these highlighters are readily available through popular online retailers and specialty stationery stores. For your convenience, consider purchasing through affiliate links below to support this site while securing your favorite highlighter at competitive prices.
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Frequently Asked Questions (FAQ)
Are Uni Mitsubishi and Tombow highlighters made in Japan?
Yes, both Uni Mitsubishi and Tombow are authentic Japanese brands with manufacturing facilities in Japan. Uni Mitsubishi’s Power Tank and Jetstream lines are produced in Japan, ensuring quality control. Tombow also manufactures many of its highlighters domestically, though some components might be sourced internationally.
Which highlighter is best for use on glossy or waterproof paper?
The Uni Mitsubishi Power Tank Highlighter is best suited for glossy or waterproof paper due to its pressurized oil-based ink system that can write on various surfaces without smudging.
Do these highlighters bleed through thin paper?
Tombow Kirarich and Uni Mitsubishi Jetstream perform well with minimal bleed-through on standard paper. The Power Tank, due to its oil-based ink, is less likely to bleed but may feel heavier on delicate paper. Pastel highlighters may bleed slightly due to thinner ink consistency.
Can these highlighters be refilled?
Currently, neither Uni Mitsubishi nor Tombow offers refillable versions of these highlighters. They are designed as disposable pens.
Where can I buy these highlighters in the US?
These highlighters are available on Amazon, JetPens, and other stationery specialty stores online. Some local Japanese stationery stores may carry them as well.
In summary, both Uni Mitsubishi and Tombow deliver exceptional quality Japanese highlighters with unique strengths. Your choice depends on your specific needs—whether rugged durability, smooth quick-drying ink, or vibrant artistic colors. Whichever you pick, you’ll be enjoying a slice of Japan’s renowned stationery excellence.