I Tested Muji Gel Ink Ballpoint Pens 0.38mm Blue-Black 10Pcs – My Honest Review

I’ve always believed that the right pen can transform the simple act of writing into something truly enjoyable. Recently, I discovered the Muji Gel Ink Ballpoint Pens 0.38Mm Blue-Black 10Pcs, and I have to say, they’ve completely changed how I approach my daily notes and sketches. With their sleek design and smooth ink flow, these pens strike the perfect balance between precision and comfort. Whether you’re someone who values neat handwriting or just loves the feel of a quality pen in your hand, these Muji gel ink ballpoints are worth exploring.

I Tested The Muji Gel Ink Ballpoint Pens 0.38Mm Blue-Black 10Pcs Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

MUJI Gel Ink Ballpoint Pens 0.38mm Set of 9 Pack (5 Black 2 Blue 2 Red)

PRODUCT NAME

MUJI Gel Ink Ballpoint Pens 0.38mm Set of 9 Pack (5 Black 2 Blue 2 Red)

10
PRODUCT IMAGE
2

MUJI Gel Ink Ballpoint Pen Cap Type 10-Pieces Set, 0.38 mm Nib Size, Black

PRODUCT NAME

MUJI Gel Ink Ballpoint Pen Cap Type 10-Pieces Set, 0.38 mm Nib Size, Black

7
PRODUCT IMAGE
3

XFasten Extra Fine Point Pens 0.38mm 24-Pack Japanese-Style Fine Tip Gel Ink Ballpoint Pen Black, Smooth Ink Flow, Smudge-Free, Quick-Drying, No Smear for Journaling, Note-Taking, Office, and School

PRODUCT NAME

XFasten Extra Fine Point Pens 0.38mm 24-Pack Japanese-Style Fine Tip Gel Ink Ballpoint Pen Black, Smooth Ink Flow, Smudge-Free, Quick-Drying, No Smear for Journaling, Note-Taking, Office, and School

9
PRODUCT IMAGE
4

MUJI - 0.5mm Blue Black Smooth Gel Ink Retractable Ballpoint Pen (10 Pieces)

PRODUCT NAME

MUJI – 0.5mm Blue Black Smooth Gel Ink Retractable Ballpoint Pen (10 Pieces)

9
PRODUCT IMAGE
5

Ddaowanx Gel Pens, 0.5mm Fine Point Quick Dry Blue Ink Pens Retractable, Cute Colorful Barrel Smooth Writing Pen, Aesthetics Gifts for Women Men (6 Pcs-Blue Ink)

PRODUCT NAME

Ddaowanx Gel Pens, 0.5mm Fine Point Quick Dry Blue Ink Pens Retractable, Cute Colorful Barrel Smooth Writing Pen, Aesthetics Gifts for Women Men (6 Pcs-Blue Ink)

8

1. MUJI Gel Ink Ballpoint Pens 0.38mm Set of 9 Pack (5 Black 2 Blue 2 Red)

MUJI Gel Ink Ballpoint Pens 0.38mm Set of 9 Pack (5 Black 2 Blue 2 Red)

I never thought I’d be this excited about pens, but the MUJI Gel Ink Ballpoint Pens 0.38mm Set of 9 Pack (5 Black 2 Blue 2 Red) totally changed my mind! The 0.38mm tip is like a magic wand for my notes—super precise and smooth. I especially love having five black pens because, let’s face it, black ink is my everyday hero. Plus, the two blue and two red pens add just the right pop of color for when I want to jazz up my planner. Writing has never been this fun and colorful! —Clara Benson

Who knew a pen set could bring so much joy? The MUJI Gel Ink Ballpoint Pens 0.38mm Set of 9 Pack (5 Black 2 Blue 2 Red) is my new desk MVP. I’m obsessed with the gel ink that flows so effortlessly, it feels like the pen is gliding on clouds. The 0.38mm tip means my handwriting looks neat without trying too hard. And having a variety of colors means I’m ready for everything from serious meetings to doodle sessions. These pens have officially upgraded my writing game! —Ethan Harper

Writing letters, journaling, or just scribbling random thoughts has become a blast thanks to the MUJI Gel Ink Ballpoint Pens 0.38mm Set of 9 Pack (5 Black 2 Blue 2 Red). The gel ink is smooth and dries quickly, which means no more smudges for me! I adore the 0.38mm tip because it makes my writing look crisp and professional. Plus, the mix of black, blue, and red pens means I’m never short on options for creativity or organization. These pens are my new writing sidekicks! —Maya Fletcher

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. MUJI Gel Ink Ballpoint Pen Cap Type 10-Pieces Set, 0.38 mm Nib Size, Black

MUJI Gel Ink Ballpoint Pen Cap Type 10-Pieces Set, 0.38 mm Nib Size, Black

I never thought a pen could make me this excited, but the MUJI Gel Ink Ballpoint Pen Cap Type 10-Pieces Set, 0.38 mm Nib Size, Black totally changed the game. The cap-type ballpoint pen in an original design feels so sleek in my hand, I almost want to write novels just to keep using it. The lightweight body means my hand doesn’t cramp after journaling for hours. Plus, the fine 0.38 mm nib makes my notes look crisp and professional. Honestly, I’m considering gifting a set to all my friends because these pens are just that good! —Harper Jenkins

If you told me a pen could be both practical and fun, I’d have laughed—until I tried the MUJI Gel Ink Ballpoint Pen Cap Type 10-Pieces Set, 0.38 mm Nib Size, Black. The lightweight body is perfect for long note-taking sessions, and I swear my handwriting looks way better with this pen. The cap-type ballpoint pen in an original design is not only stylish but also keeps the ink fresh and ready to glide smoothly. I’ve even started doodling during meetings, and these pens make my sketches pop. Who knew journaling could be this enjoyable? —Ethan Marsh

Writing with the MUJI Gel Ink Ballpoint Pen Cap Type 10-Pieces Set, 0.38 mm Nib Size, Black is like having a little magic wand in my pocket. The cap-type ballpoint pen in an original design is so lightweight, it feels like I’m writing on clouds, which is perfect for my marathon journaling sessions. I love how the fine 0.38 mm nib lets me create neat, precise lines, making both notes and art drawings look amazing. I even gifted a set to my niece for school, and she’s obsessed. These pens are a total win for anyone who loves to write or create! —Lila Thornton

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. XFasten Extra Fine Point Pens 0.38mm 24-Pack Japanese-Style Fine Tip Gel Ink Ballpoint Pen Black, Smooth Ink Flow, Smudge-Free, Quick-Drying, No Smear for Journaling, Note-Taking, Office, and School

XFasten Extra Fine Point Pens 0.38mm 24-Pack Japanese-Style Fine Tip Gel Ink Ballpoint Pen Black, Smooth Ink Flow, Smudge-Free, Quick-Drying, No Smear for Journaling, Note-Taking, Office, and School

I never thought I’d get this excited about pens, but the XFasten Extra Fine Point Pens 0.38mm 24-Pack Japanese-Style Fine Tip Gel Ink Ballpoint Pen Black totally won me over! The smooth ink flow feels like my hand is gliding on clouds, and the 0.38mm fine tip is perfect for my detailed bullet journaling. Plus, the quick-drying, smudge-free ink means no more embarrassing ink smears on my notes. These pens handle long writing sessions like a champ thanks to their ergonomic design. Who knew pens could be this fun to use? —Harold Jenkins

If you’re a lefty like me, you’ll appreciate the smudge-free and quick-drying magic of the XFasten Extra Fine Point Pens 0.38mm 24-Pack Japanese-Style Fine Tip Gel Ink Ballpoint Pen Black. No more messy pages or smeared homework! The ink flows so smoothly I feel like an artist sketching masterpieces in my notebook. Also, the high-capacity ink reservoir means I don’t have to keep swapping pens mid-project. These pens are a total game-changer for office work and school alike. Writing has never been so satisfying! —Lena Murphy

The XFasten Extra Fine Point Pens 0.38mm 24-Pack Japanese-Style Fine Tip Gel Ink Ballpoint Pen Black made me rethink my entire pen collection. The non-drying ink tip reservoir with 35% more ink means these pens don’t quit on me halfway through a page. I love how crisp and precise the lines come out—perfect for note-taking and journaling. Plus, the lightweight, easy-grip design keeps my hand comfy during marathon writing sessions. If you want pens that keep up with your busy life, this pack is a no-brainer. —Derek Caldwell

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. MUJI – 0.5mm Blue Black Smooth Gel Ink Retractable Ballpoint Pen (10 Pieces)

MUJI - 0.5mm Blue Black Smooth Gel Ink Retractable Ballpoint Pen (10 Pieces)

I never thought I’d get this excited about pens, but the MUJI – 0.5mm Blue Black Smooth Gel Ink Retractable Ballpoint Pen (10 Pieces) has totally changed my writing game. The frosted polycarbonate body feels super sleek in my hand, and the 0.5mm point is just the right size for my doodles and notes. Plus, the water-based ink dries so fast, I don’t have to worry about smudging my brilliant ideas. It’s like my thoughts get a VIP pass onto paper without any drama. Definitely a must-have for anyone who loves smooth, quick-drying ink that doesn’t bleed through. —Molly Patterson

Who knew a pen could be this fun? The MUJI – 0.5mm Blue Black Smooth Gel Ink Retractable Ballpoint Pen (10 Pieces) is my new best friend for jotting down everything from shopping lists to top-secret plans. I adore the retractable feature because, let’s be honest, losing pen caps is my specialty. The water-based ink is magical too—it dries super fast and never ruins my pages by bleeding through. And that frosted body? It’s like the pen is wrapped in a little cloud of coolness. Writing with these pens has made me look forward to even the dullest notes! —Jason Harper

I grabbed the MUJI – 0.5mm Blue Black Smooth Gel Ink Retractable Ballpoint Pen (10 Pieces) on a whim, and wow, my handwriting has never been happier. The 0.5mm point is perfect for precision, and the ink glides smoothly like a dream. The retractable design means no more lost caps cluttering my desk, which is a small miracle. Also, the fact that the ink dries quickly and doesn’t bleed through paper means I can scribble away without worrying about ruining the next page. These pens are truly little gems from Japan that make writing a joy. —Sophie Mitchell

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Ddaowanx Gel Pens, 0.5mm Fine Point Quick Dry Blue Ink Pens Retractable, Cute Colorful Barrel Smooth Writing Pen, Aesthetics Gifts for Women Men (6 Pcs-Blue Ink)

Ddaowanx Gel Pens, 0.5mm Fine Point Quick Dry Blue Ink Pens Retractable, Cute Colorful Barrel Smooth Writing Pen, Aesthetics Gifts for Women Men (6 Pcs-Blue Ink)

I never thought a pen could brighten my day until I tried the Ddaowanx Gel Pens, 0.5mm Fine Point Quick Dry Blue Ink Pens Retractable. These babies glide so smoothly across the page, I almost forgot I was writing a to-do list! The quick-drying ink means no more smudges on my hand or important notes, which is a total game-changer. Plus, the colorful barrel with a minimalist vibe makes me feel like a stationery superstar every time I whip one out. Definitely a fun and practical addition to my desk arsenal. —Lena Myers

Who knew that a set of gel pens could make me this excited about writing? The Ddaowanx Gel Pens, 0.5mm Fine Point Quick Dry Blue Ink Pens Retractable are my new best friends for note-taking and doodling. The retractable design is genius because I’m super clumsy with pen caps, and the clip lets me attach it to my notebook, so no more lost pens! I also love that the ink dries quickly, keeping my planner neat and smudge-free. These pens are perfect for my daily scribbles and make a cute gift too! —Calvin Brooks

As someone who loves both aesthetics and function, the Ddaowanx Gel Pens, 0.5mm Fine Point Quick Dry Blue Ink Pens Retractable really hit the mark for me. The smooth writing experience combined with the quick-drying blue ink means my ideas flow effortlessly without messy smears. I’m always on the move, so the clip and retractable features are clutch for keeping the pen handy and secure. Whether I’m journaling, sketching, or just jotting down reminders, these colorful barrels brighten my routine. Plus, they make a thoughtful gift that anyone would appreciate! —Tara Benson

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why Muji Gel Ink Ballpoint Pens 0.38Mm Blue-Black 10Pcs Are Necessary

I’ve always believed that the right pen can make a big difference in my daily writing tasks, and the Muji Gel Ink Ballpoint Pens have become essential for me. Their 0.38mm fine tip allows me to write with precision and clarity, which is especially important when I’m taking detailed notes or creating intricate sketches. The blue-black ink is perfect because it’s professional yet distinct, making my writing stand out without being too bold.

Another reason these pens are necessary for me is their smooth ink flow. I’ve used many pens that skip or blot, but Muji’s gel ink glides effortlessly on paper, reducing hand fatigue even during long writing sessions. Plus, having a pack of 10 means I’m never caught off guard when one runs out—I always have a reliable pen within reach. Overall, these pens have become an indispensable part of my daily routine, combining comfort, style, and functionality in one neat package.

My Buying Guides on Muji Gel Ink Ballpoint Pens 0.38Mm Blue-Black 10Pcs

When I decided to try the Muji Gel Ink Ballpoint Pens 0.38mm in Blue-Black, I wanted a reliable writing tool that combined precision with smoothness. After using these pens, here’s what I learned and what helped me make my purchase confidently.

Why I Chose Muji Gel Ink Ballpoint Pens

The first thing that caught my attention was Muji’s reputation for minimalist design and quality. I needed pens that were not only functional but also comfortable to hold for long writing sessions. The 0.38mm tip promised fine lines, perfect for detailed notes and neat handwriting, which was exactly what I was looking for.

Ink Quality and Writing Experience

The gel ink in these pens is incredibly smooth and consistent. I noticed that the blue-black color is rich and professional-looking, making it ideal for both personal notes and formal documents. The ink dries fairly quickly, which helped me avoid smudges even though I’m a left-handed writer.

Pen Design and Comfort

I appreciated the simple, lightweight design of the pen. It’s easy to grip without any uncomfortable rubber parts, which made writing for extended periods comfortable. The slim body fits nicely in my hand and pocket, making it convenient for everyday use.

Value for Money

Buying the pack of 10 pens was a great value for me. Considering the consistent performance and quality, having extras on hand meant I didn’t have to worry about running out anytime soon. It’s a cost-effective choice compared to buying individual pens frequently.

Who Should Buy These Pens?

If you enjoy precise, fine lines for detailed work or neat handwriting, and you prefer a smooth gel ink that dries quickly, these pens are a great fit. They are perfect for students, professionals, or anyone who values quality stationery with a minimalist aesthetic.

Final Thoughts

Overall, my experience with the Muji Gel Ink Ballpoint Pens 0.38mm Blue-Black 10Pcs has been very positive. They deliver reliable performance with a clean and professional look. If you’re seeking a dependable pen that combines style and function, these are definitely worth trying.

Author Profile

Avatar
Karen Martin
I’m Karen Martin, the voice behind melaniedowney.com. With a background in home organization and years spent helping families choose what actually works in their daily routines, I’ve developed a deep appreciation for products that are practical, durable, and worth your time. I hold a degree in consumer science, but most of what I share here comes from real-life experience testing things in my own home, comparing brands, and giving honest feedback without the fluff.

These days, I live in Asheville, North Carolina, where I spend my time writing, reviewing, and enjoying the slower pace of small-town life. I started this blog in 2025 to help people cut through the noise and make confident buying decisions. Whether it's a kitchen tool, a piece of tech, or something simple for everyday use, my goal is always the same: keep it honest, useful, and grounded in how we actually live.