Attributes

Brand	-
Category	Stationery, Educational Electronics & Office Supplies / Technical Pens
Origin	-
Brand	Sakura
Ink Type	Waterproof Pigment Ink
Tip Material	Porous Point
Line Consistency	Uniform from start to finish
Drying Time	Quick-drying
Suitable For	Zentangle, Sketching, Manga, Design
Paper Compatibility	Works on most paper types without bleeding
Archival Quality	Acid-free and fade-resistant
Cap Design	Snap-tight cap prevents drying out
Origin	Made in Japan

6 reviews

Anonymous

Mar 31, 2026

Rating: 4/5

Great ink, careful with pressure

The ink quality is superb and dries very quickly. My only advice is to use a light hand; pressing too hard can damage the fine tip over time. Otherwise, an excellent tool for any artist.

Anonymous

Mar 29, 2026

Rating: 5/5

Perfect for intricate Zentangle patterns

These pens are absolutely fantastic for detailed work. The ink flows smoothly without skipping, and the line width remains consistent throughout the entire drawing. I love that they are truly waterproof; I can add watercolor washes over my sketches without any smudging.

Anonymous

Mar 20, 2026

Rating: 5/5

Essential for my design workflow

I use these daily for product design mockups. The black is deep and opaque, making scans look professional. They haven't dried out on me yet, thanks to the secure cap design.

Anonymous

Mar 19, 2026

Rating: 4/5

Solid choice for students

Bought these for my architecture class. They perform well on various paper weights. One pen arrived slightly dry, but the rest of the set was perfect. Would recommend buying a multi-pack.

Anonymous

Mar 16, 2026

Rating: 5/5

Smooth and reliable

No blotches, no feathering, just clean lines every time. I bought a set for my journaling and couldn't be happier. The waterproof feature is a game-changer when using mixed media.

Anonymous

Mar 08, 2026

Rating: 5/5

Best technical pen for the price

I have tried many brands, but Sakura consistently delivers the best quality. The tip is durable and doesn't fray easily even after hours of use. Great for architectural sketching and comic inking.

5 FAQ

Q: Are these pens safe to use on photo paper?

A: Yes, these pens work well on photo paper. However, we recommend testing on a small corner first to ensure the ink adheres properly to the specific coating of your photo paper.

Q: Do these pens bleed through thin notebook paper?

A: Generally, no. The pigment ink is formulated to minimize bleed-through. However, on extremely thin or low-quality paper, some show-through may occur. We recommend using paper with at least 80gsm weight for best results.

Q: How long does the ink take to dry completely?

A: The ink is quick-drying and usually sets within a few seconds on standard paper. For complete drying before applying watercolors or markers, we suggest waiting about 30 seconds to be safe.

Q: Can I refill these pens once they run out of ink?

A: No, SAKURA Black Technical Pens are designed as disposable units to maintain consistent ink flow and tip integrity. They are not refillable.

Q: What is the shelf life of these pens if left unused?

A: If stored horizontally with the cap tightly sealed, these pens can last for several years without drying out. Always store them horizontally to keep the ink flowing to the tip.

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