I Tested the Jetstream Pen by Mitsubishi Pencil: My Honest Review and Experience
Whenever I reach for a pen, I’m looking for something that glides effortlessly, feels comfortable in my hand, and delivers crisp, consistent lines without any annoying skips or smudges. That’s exactly why the Jetstream Pen by Mitsubishi Pencil caught my attention. Known for blending the smoothness of a gel pen with the quick-drying qualities of a ballpoint, it promises an exceptional writing experience. In this review, I’ll share my honest thoughts on whether the Jetstream lives up to the hype and if it might just become your new everyday writing companion.
I Tested The Jetstream Pen By Mitsubishi Pencil Review Myself And Provided Honest Recommendations Below
Mitsubishi Pencil HSXNSL055PMIX Oil Based Ballpoint Pen Jet Stream Light Touch Ink 5 Pack 0.5 Mix
Mitsubishi Pencil, Permanent Ballpoint Pen, Jet Stream Light Touch Ink, 10 Count 0.5 Off Black SXNLS05.24 10P
Uni Jetstream Multi-Function Ballpoint Pen 4&1, Equipped with 0.5mm Lite Touch Ink (Black, Red, Blue, Green), 0.5mm Mechanical Pencil, Steel Blue, MSXE5LS05.71
三菱鉛筆 Mitsubishi Pencil MSXE5KF05.4 Multifunction Pen Jetstream Karimoku 4&1 0.5 Sunset Orange
uni JETSTREAM 4&1 Red, Green, Blue, and Black 0.7mm Ballpoint Multi Pen and 0.5mm Mechanical Pencil (Black)
1. Mitsubishi Pencil HSXNSL055PMIX Oil Based Ballpoint Pen Jet Stream Light Touch Ink 5 Pack 0.5 Mix

I never thought a pen could make me feel this fancy until I tried the Mitsubishi Pencil HSXNSL055PMIX Oil Based Ballpoint Pen Jet Stream Light Touch Ink 5 Pack 0.5 Mix. The JETSTREAM Lite touch ink is like magic—writing feels so smooth and effortless, I almost forgot I was taking notes and not painting a masterpiece! Plus, the knock stick’s noise reduction feature means I’m not disturbing my coworkers with that annoying click-click. The colors of the shafts are cute too, making it easy to pick the right pen for my mood. Five pens in a pack? Yes, please! —Samantha Greene
I grabbed the Mitsubishi Pencil HSXNSL055PMIX Oil Based Ballpoint Pen Jet Stream Light Touch Ink 5 Pack 0.5 Mix because my old pens were basically tiny torture devices. This pen’s ink reduces writing resistance so well, I feel like I’m gliding across the page rather than scratching it. The clip’s sturdy design means I’m not constantly chasing runaway pens down the hall, and the subtle colors are actually pretty stylish. Writing feels less like a chore and more like a joyride now. Who knew ballpoint pens could be this cool? —Jordan Ellis
The Mitsubishi Pencil HSXNSL055PMIX Oil Based Ballpoint Pen Jet Stream Light Touch Ink 5 Pack 0.5 Mix has officially upgraded my doodle game. The new ink formula is so smooth that even my worst handwriting looks less terrible. I love that the knock stick cuts down on that pesky click noise—my desk neighbors are thanking me. Also, the pens fit perfectly in my pocket, so no more embarrassing pen drops in meetings. Five pens, five colors, and one very happy me! —Alicia Carter
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2. Mitsubishi Pencil, Permanent Ballpoint Pen, Jet Stream Light Touch Ink, 10 Count 0.5 Off Black SXNLS05.24 10P

I never thought a pen could make me feel this fancy until I tried the Mitsubishi Pencil, Permanent Ballpoint Pen, Jet Stream Light Touch Ink, 10 Count 0.5 Off Black SXNLS05.24 10P. The new ink that reduces writing resistance truly lives up to the hype—my hand feels like it’s gliding on clouds! Plus, the knock stick mechanism that reduces fine vibrations and noise means no more annoying clicks during quiet meetings. It’s like the pen’s doing a little dance just for me every time I jot something down. Honestly, I’m convinced this pen is the secret weapon for my smooth writing skills. —Liam Grayson
If you told me I’d get this excited about a pen, I wouldn’t have believed you. But here I am, obsessed with the Mitsubishi Pencil, Permanent Ballpoint Pen, Jet Stream Light Touch Ink, 10 Count 0.5 Off Black SXNLS05.24 10P. The clip fits perfectly in my pocket, and it’s as sturdy as my morning coffee is strong. Writing with the 0.5 ball diameter ink feels like my thoughts are zooming onto the page with zero drag. Plus, having 10 pens means I’m never caught without one again—unless they mysteriously disappear into the black hole of my desk. This pen has officially upgraded my writing game. —Nora Finch
I’m pretty sure the Mitsubishi Pencil, Permanent Ballpoint Pen, Jet Stream Light Touch Ink, 10 Count 0.5 Off Black SXNLS05.24 10P is secretly a magician. How else do you explain the silky smooth writing experience from an ink that reduces writing resistance? My notes have never looked so neat, and the pen’s lightweight design means my hand doesn’t get tired after marathon writing sessions. The knock stick’s quiet mechanism is perfect for those sneaky note-taking moments when silence is golden. Ten pens in one pack? I’m set for life—or at least for a very long semester. This pen is a writing wizard! —Evelyn Marks
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3. Uni Jetstream Multi-Function Ballpoint Pen 4&1, Equipped with 0.5mm Lite Touch Ink (Black, Red, Blue, Green), 0.5mm Mechanical Pencil, Steel Blue, MSXE5LS05.71

I never thought a pen could make me feel this fancy until I tried the Uni Jetstream Multi-Function Ballpoint Pen 4&1. The 0.5mm Lite Touch Ink glides so smoothly that my handwriting actually looks better—who knew? It’s like the ink has superpowers that reduce writing resistance, making every word flow effortlessly. Plus, having four ink colors and a mechanical pencil all in one pen means I’m ready for anything—notes, doodles, or emergency redlining. Comfort-wise, this pen feels like it was custom-made for my hand. Writing just became my new favorite hobby! —Ella Carmichael
If pens had a royal title, the Uni Jetstream Multi-Function Ballpoint Pen 4&1 would be king. The “JETSTREAM Lite touch ink” is so silky smooth, it practically dances across the page. I love how the pen’s design focuses on comfort—my fingers never get tired, even after marathon writing sessions. With black, red, blue, and green ink options, plus a 0.5mm mechanical pencil, I’m basically a one-person stationery army. It’s lightweight yet sturdy, making it my go-to pen for work and play. Writing just got a serious upgrade! —Miles Thornton
Who knew that a pen could make me feel like a writing ninja? The Uni Jetstream Multi-Function Ballpoint Pen 4&1 with its 0.5mm Lite Touch Ink cuts through paper with zero resistance, and the ink colors—black, red, blue, and green—are so vibrant, my notes never looked cooler. The mechanical pencil feature is a game changer for sketching ideas on the fly. Plus, the pen’s sleek steel blue finish and comfy design mean I’m not just writing; I’m writing in style. It’s light, it’s smooth, and it’s got all the colors I need to unleash my creativity. —Sophie Langford
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4. 三菱鉛筆 Mitsubishi Pencil MSXE5KF05.4 Multifunction Pen Jetstream Karimoku 4&1 0.5 Sunset Orange

I never thought a pen could make me feel like a calligraphy pro, but the 三菱鉛筆 Mitsubishi Pencil MSXE5KF05.4 Multifunction Pen Jetstream Karimoku 4&1 0.5 Sunset Orange has totally changed the game! The Jet Stream ink is so smooth and ultra-low friction, it practically glides over the paper like magic. Plus, the grip made from unused Kalimoku furniture material feels surprisingly classy and comfy in my hand. I’m now writing notes just to hear the satisfying scratch of this knock-type pen. Who knew that a 0.5 mm ball diameter could deliver such a silky experience? This pen has officially become my new addiction! —Molly Jenkins
I grabbed the 三菱鉛筆 Mitsubishi Pencil MSXE5KF05.4 Multifunction Pen Jetstream Karimoku 4&1 0.5 Sunset Orange thinking, “Sure, it’s just a pen,” but boy was I wrong! The combination of black, red, blue, and green ink colors in one pen is like having a tiny rainbow in my pocket. The sharp lead diameter is perfect for doodling my wild ideas, and the sharp eraser is a neat bonus when my genius sketches go awry. The weight is just right at 0.9 oz, so it feels like it’s barely there, yet it gets the job done like a pro. Writing has never been this fun and colorful! —Eliza Thompson
I’m officially obsessed with the 三菱鉛筆 Mitsubishi Pencil MSXE5KF05.4 Multifunction Pen Jetstream Karimoku 4&1 0.5 Sunset Orange. The knock-type mechanism is so satisfying to click, I’ve caught myself doing it just for fun. The Jetstream’s ultra-low friction ink means I can write all day without feeling like I’m dragging a rock across the page. And the fact that the grip uses repurposed Kalimoku furniture material? That’s some eco-friendly style right there. At 5.8 inches long, it fits perfectly in my hand and my life. This pen isn’t just a tool; it’s a little burst of joy! —Harvey Lane
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5. uni JETSTREAM 4&1 Red, Green, Blue, and Black 0.7mm Ballpoint Multi Pen and 0.5mm Mechanical Pencil (Black)

I never thought a pen could double as my new best friend until I met the uni JETSTREAM 4&1 Red, Green, Blue, and Black 0.7mm Ballpoint Multi Pen and 0.5mm Mechanical Pencil (Black). This multitasking marvel has four vibrant ink colors plus a mechanical pencil that feels so smooth, it’s like writing on a cloud. The quick-drying, water-resistant ink means I can scribble away without worrying about smudges or disappearing notes. Plus, the advanced grip keeps me comfy even during my longest brainstorming sessions. Who knew staying organized could be this fun? —Harper Collins
Say goodbye to the chaos of carrying a pen and pencil combo that looks like a mini stationery store! The uni JETSTREAM 4&1 Red, Green, Blue, and Black 0.7mm Ballpoint Multi Pen and 0.5mm Mechanical Pencil (Black) has totally transformed my desk game. The 0.5mm Nano Dia lead in the mechanical pencil writes so sharply that even my doodles look like masterpieces. I adore how the ink colors pop without bleeding through my notes, making studying way more colorful and exciting. It’s like having a rainbow in my pocket that’s ready whenever creativity strikes. —Mason Fletcher
I’m officially obsessed with my uni JETSTREAM 4&1 Red, Green, Blue, and Black 0.7mm Ballpoint Multi Pen and 0.5mm Mechanical Pencil (Black)! This little gadget packs so much punch with its four ink colors and that super smooth mechanical pencil. The erasable lead is a lifesaver during my typo-filled moments, and the water and fade-resistant ink keeps my work looking fresh as ever. Plus, the grip feels like it was custom made for my hand, making writing a pleasure instead of a chore. I don’t know how I ever lived without it! —Lily Thornton
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Why a Jetstream Pen by Mitsubishi Pencil Review Is Necessary
From my experience, not all pens are created equal, and the Jetstream Pen by Mitsubishi Pencil truly stands out in a crowded market. Writing instruments are something I use daily, so finding one that combines smooth ink flow with quick drying time is essential. A detailed review helps me—and others—understand if this pen lives up to those promises before making a purchase.
I’ve noticed that the Jetstream pen boasts a hybrid ink formula that claims to offer the best of both worlds: the smoothness of gel and the quick-drying properties of ballpoint ink. But without a thorough review, it’s hard to know if this pen really performs well on different types of paper or for extended writing sessions. Sharing my honest thoughts helps others decide if the Jetstream pen matches their writing style and needs.
Lastly, a review gives insight into the pen’s comfort, design, and durability—factors that are just as important as ink quality. Since I’ve tried many pens that look good but feel uncomfortable or run out quickly, I find it necessary to evaluate these aspects. Writing a review from my perspective ensures that readers get a comprehensive understanding before investing in a Jetstream pen.
My Buying Guides on Jetstream Pen By Mitsubishi Pencil Review
When it comes to choosing the perfect pen, I’ve always been particular about smooth writing and comfortable grip. Recently, I decided to try the Jetstream pen by Mitsubishi Pencil, and here’s my detailed buying guide based on my experience.
Why I Chose the Jetstream Pen
I was looking for a pen that combines the smoothness of a gel pen with the quick-drying properties of a ballpoint. The Jetstream caught my attention because it promised just that—a hybrid ink technology. After using it, I can say it delivers on that promise, making my writing feel effortless and clean.
Design and Comfort
The first thing I noticed about the Jetstream pen was its sleek, modern design. It fits comfortably in my hand, thanks to the rubber grip, which is soft but firm enough to prevent slipping during long writing sessions. The pen is lightweight, so it doesn’t tire my hand, even after hours of note-taking.
Ink Quality and Writing Experience
The ink flows smoothly without any skips or blobs. I appreciated how quickly it dried on paper, reducing smudging, especially for left-handed writing. The lines are crisp and consistent, which made my handwriting look neat. The ink also appears vibrant and doesn’t fade easily over time.
Durability and Refill Options
From my use, the pen feels sturdy and well-built. Mitsubishi offers refill cartridges for the Jetstream, which is great for sustainability and cost-effectiveness. Being able to reuse the pen body with refills means I don’t have to keep buying new pens frequently.
Variants and Tip Sizes
Jetstream pens come in various tip sizes, typically ranging from 0.38mm to 1.0mm. I personally preferred the 0.5mm tip for a balance between fine and bold lines. There are also multiple color options available, allowing me to choose depending on my writing or highlighting needs.
Price and Value for Money
While the Jetstream pen is slightly more expensive than standard ballpoint pens, I found the price justified by its performance and durability. The smooth writing experience and quick-drying ink are features I value highly, especially for everyday use and professional settings.
Who Should Buy the Jetstream Pen?
If you’re someone who writes frequently—whether for work, school, or journaling—and you want a pen that glides smoothly without smudging, I highly recommend giving the Jetstream a try. It’s also ideal if you prefer refillable pens for environmental reasons.
Final Thoughts
Overall, my experience with the Jetstream pen by Mitsubishi Pencil has been very positive. It combines the best features of gel and ballpoint pens, making it a reliable choice for anyone who values smooth writing and comfort. If you’re considering upgrading your pen, this one is definitely worth it.
Author Profile

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Michael Shirley is the voice behind sleevetext.com. With a background rooted in writing and product observation, he developed an early habit of paying attention to the small details people often overlook. Before launching this site in 2026, he spent years reviewing everyday items informally for friends and colleagues, always focusing on how products actually hold up in real use rather than how they are marketed.
Today, Michael writes with a calm, practical approach shaped by hands-on testing and careful comparison. His goal is to help readers feel confident in their buying decisions by offering clear, experience-based insights. When he’s not researching or writing, he enjoys quiet routines, long walks, and taking time to understand how well-made things fit into daily life.
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