Attributes

Brand	-
Category	Stationery, Educational Electronics & Office Supplies / Technical Pens
Origin	-
Brand	Mitsubishi Pencil Co.
Product Line	UNI PIN-200
Ink Color	Black
Tip Sizes Included	0.9mm, 1.0mm, 1.2mm
Ink Type	Waterproof Pigment Ink
Tip Material	Stainless Steel
Country of Origin	Japan
Ideal For	Manga, Technical Drafting, Outlining
Cap Type	Snap-on with Air-tight Seal
Package Quantity	3 Pens per Set

6 reviews

Anonymous

Mar 31, 2026

Rating: 5/5

Best investment for artists

I have been using Uni Pin pens for years. This set of thicker liners is perfect for border work and heavy outlines. Truly authentic Japanese quality.

Anonymous

Mar 28, 2026

Rating: 5/5

Architectural Drafting Essential

I use these for technical drawings and they never let me down. The line width is precise, and the waterproof ink means my sketches survive erasing and highlighting.

Anonymous

Mar 22, 2026

Rating: 5/5

Smooth and Reliable

Coming from other brands, the difference in smoothness is noticeable. These glide over paper effortlessly. The cap seal keeps them from drying out even if left uncapped for a minute.

Anonymous

Mar 15, 2026

Rating: 4/5

Solid performers

Very happy with the purchase. The ink flow is consistent and the lines are crisp. They feel slightly heavier than plastic disposables, which I prefer for control.

Anonymous

Mar 12, 2026

Rating: 5/5

Perfect for Manga Inking

These pens are absolutely fantastic for comic book inking. The 1.0mm and 1.2mm tips provide bold, consistent lines without any skipping. The ink is deeply black and dries quickly.

Anonymous

Mar 07, 2026

Rating: 4/5

Great quality, wish there were more sizes

The build quality is excellent and the grip is comfortable for long drawing sessions. I only gave 4 stars because I wish this specific set included a finer tip like 0.5mm for details.

5 FAQ

Q: Are these pens refillable?

A: No, the UNI PIN-200 series are disposable fine liners designed for single-use until the ink runs out.

Q: Is the ink safe for use on watercolor paper?

A: Yes, the pigment ink is waterproof and archival quality, making it ideal for use under watercolors without bleeding or smudging.

Q: Do the caps fit tightly enough to prevent drying in hot climates?

A: Yes, the caps feature an air-tight seal specifically designed to prevent ink from drying out, even in varying temperatures.

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

A: Unopened UNI PIN-200 pens typically have a shelf life of about 2 to 3 years from the manufacturing date when stored in a cool, dry place.

Q: Can these be used on glossy photo paper?

A: While they can mark glossy surfaces, the ink may take longer to dry and could potentially smear. They perform best on matte or semi-gloss papers.

Explore your interests

Deli Universal Staples 24/6 Standard Size No. 12 Staple Pins 0012 - Stainless Steel Durable Small Staples for Staplers

$7.90

XuedeLe Calculator, Goddess Style for Office, Cute Student and Accounting Solar Multifunctional Internet-Famous Mini Small Computer, High Aesthetic Pink Female Voice Model with Large Keys for Commercial Use

$8.50

Bulk Pack | GuGu WanWu Concentric Circle Dual Blush Gradient Soft Light Round Stickers for Journaling, Basic Decorative Marking and Background

$4.25

Qingheji About Youth Classmate Record Book for Elementary School 6th Grade Ins Niche Minimalist High-Aesthetic Graduation Memorial Album

$37.50

Tengzhou Dongfang Hailida ZQ3050 Mechanical Radial Drill Press Gears z20/39 Teeth, z29/47 Teeth, z31/58 Teeth

$140.10

[Customizable] Blank DIY Bookmarks - Thickened Hard Cardstock in Multiple Sizes with Tassels for Kindergarten and Elementary Art, Calligraphy, and Reading Gifts

$9.90

Custom Record Book Table Creation Printing Account Book Register Appointment Book Table Book Detail Sheet Printing Customization Various Account Books Powerful Manufacturer

$4.25

Deli Transparent Tape Dispenser - Mini Desktop Cutter with Serrated Edge for Office Supplies

$6.70

Rongbaozhai Shengtan Calligraphy Brush Special Mixed Hair Medium Wolf Hair Medium Kaifu Professional Grade Goat Hair National Painting Extra Large Clerical Script Yan Style Kaishu Xingshu Beginner Calligraphy Set

$29.70

Calligraphy Fountain Pen with Curved Nib for Students and Adults, Hand-Polished High-Aesthetic Hard Brush Pen for Business, Office, and Personalized Signatures

$13.82

Custom Desk Mat Board Compatible with Old Guangming Yuandi Study Desks - Winner/Wisdom/Benevolence Solid Wood A Series Custom Mats

$18.00

Marie's Sketch Tool Set for Beginners, Basic Sketching Pencils (2B, 4B, 6B), Complete Art Student Drawing Kit with Easel and Professional Sketch Pens

$20.00

Zuohui Paper Palette: Tear-Off Mixing Paper, No-Wash Mixing Book, Disposable Palette for Watercolor, Acrylic, and Oil Painting, Peel-Off Mixing Board

$5.60

Red Fat Professional Watercolor Brush Set: Round Tip Liner Brushes, Nylon Brushes for Art Students; Black Swan Series Single Pack Available

$2.45

Comic Introduction Hand-Drawn Tracing Book Anime Character Line Art Drawing Children's Sketching Beautiful Girls Ancient Style Character Painting Basic Self-Study Tutorial Sketching Cartoon Album

$7.65

HITOTO Oil Pastel Set Super Soft Heavy Color 36 Colors 48 Colors Macaron Series Middle School Kindergarten Art Drawing Dedicated White Oil Chalk Soft Crayon Painting Paper Scraper Tool Complete Set

$18.58

Kraft Paper Notebook B5 Thickened for Junior High, Exam Prep, High School Homework, College, Large A4 Journal, 2026 New 16K/A5 Work Log, Lined Single-Line Exercise Book

$2.35

Art Portfolio Bag, Black Thickened Canvas Large Capacity Backpack for Art Exams and Sketching, Dedicated for Art Students, Portable Multi-Function Double-Shoulder Drawing Board Bag, 4K Art Bag

$23.49

The Tale of Outcasts: Hero Exploration Acrylic Standee, Haruka Katsuragi Acrylic Figure

$14.20

Home Picture Book Stand, Solid Wood Bookshelf, Storage Rack for Books and Toys, Floor-Standing Display Shelf

$1.00

Free Shipping 50 Pieces 4.2 Yuan 420 Fen Postal Postage Envelopes No Address No Zip Code Discounted Envelopes for Registered Mail Real Photos

$135.93

Pure Cotton Red Scarf for Elementary Students, Fade-resistant Universal Wrinkle-resistant Small Size for Grades 1-2, Thickened Large Size for Junior High, High-quality Full Cotton Young Pioneer Scarf for Children and Schools

$14.10

Shanjiu Thickened Plastic Snap Button File Bag Transparent A4 with Label Archive Stationery Bag Student Storage Custom Logo

$5.67

Chinese Painting Pigments 12 Colors Beginner Brush Elementary Student Children Introductory Materials Non-Toxic Gongbi Painting 24 Colors Ink Wash Painting Tool Set Chinese Art Supplies Toolbox Complete Landscape Painting Partition Box

$6.80

Postmark Card Album 120 Sheets High Capacity Postmark Card Train Ticket Star Card Album Card Sleeve Business Card Album Business Card Book

$4.99

33cm Kraft Cardboard with Colored Borders, Square with Circular Inner Cutout, Thickened Antique-Style Hard Cardboard for Children's Art and Drawing

$10.60

B5 Fun Dot Grid Pen Control Practice Copybook - Complete Preschool Workbook Set for Ages 3-6, Daily Training Sheets

$7.48

HD LCD Landscape Drawing Board for Children; Electronic Handwriting Doodle Pad, Small Blackboard for Early Education and Intelligence Development

$3.28

Dragon Ball Card Binder Nine-Grid Storage Album Large Capacity Pikachu Bag Cards Super Saiyan Card Sleeves

$34.70

Free Shipping CBB61 Start Capacitor 6UF 450V Single-Phase Motor Electric Fan Exhaust Fan Blower Range Hood Capacitor

$21.30

Zhongbai Paint Marker SP-110 Oil-Based Touch-Up Pen DIY Album Graffiti Pen White Marker Pen Touch-Up Pen

$2.33

Linen Oil Painting Board Ultra-Thin Beginner Painting Hand-Painted Oil Paint Acrylic Pure Cotton Canvas Art Material Lightweight Portable

$10.28

touchmark Antique-Style Raw Edge Paper for Calligraphy - Unlined Xuan Paper for Brush Writing Practice, Handmade Bamboo Pulp Yuanshu Paper, Thickened Semi-Sized Calligraphy Work Paper

$11.80

Duosuoduoxi Multifunctional 4K Art Portfolio Bag - Thickened Wear-Resistant Large Capacity Backpack for Art Exams, Sketching, Plein Air, and Art Storage

$66.50

Pride Leads to Loss, Humility Brings Benefit - Handwritten Calligraphy Wall Art Desktop Ornament Decorative Study Student Inspirational Learning Calligraphy

$8.40

Mao Taizi Reading Stand Kids Desktop Book Holder Multifunctional Student Reading Bracket Learning Artifact Book Clip Fixed Book Clamp Portable Desktop Book Stand

$9.90

Xiaohongshu Same Style Pink Bud Mint A7 Loose-Leaf Planner, Korean Ins Style High-Aesthetic Portable Diary Notebook

$5.02

Zhang Xiaofeng 'Peach Blossoms' Rose Quartz Brush Rest, Brush Holder, Brush Mountain, Brush Stand, High-Aesthetic Creative Calligraphy Accessory for Women, Jade Cultural Study Ornament, Small Gift

$35.70