Turning the mouse from a work tool into a lifestyle product. A turning point in manufacturing seen in Elecom’s 40th anniversary model, “EGG MOUSE”

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Through the interview, I felt like I caught a glimpse of where Elecom is headed from here.

To mark its 40th anniversary, Elecom will release the redesigned Bluetooth mouse “EGG MOUSE” in mid-July 2026.

Priced at ¥4,980 (tax included), it’s set at an easy-to-reach price point for anyone.

It comes in five models: Black, White, Teal Blue, Coral Pink, and Yellow.

Each model includes two colors of the dedicated silicone cover “Soft Shell” that fits over the body, letting you swap the look to match your preferences or mood—one of its key appeals.

Yes—this device isn’t just a device; you can see it as part of your fashion.

From a “work” tool to an everyday “life” tool.

It felt like a product that symbolizes where Elecom, now celebrating its 40th anniversary, is aiming next.

Greenkeys attended Elecom’s new product launch event held on June 22, where we checked out the EGG MOUSE hands-on unit, past models, prototype samples in development, and color-variation mockups.

In this article, rather than simply introducing a new product, we’ll share the changes in Elecom’s manufacturing approach that we could see through the EGG MOUSE.

EGG MOUSE Overview

  • Release timing: Scheduled for mid-July 2026
  • Price: ¥4,980 (tax included)
  • Colors: Black / White / Teal Blue / Coral Pink / Yellow
  • In the box: Main unit, AAA battery, Soft Shell (2 colors), Quick Start Guide
  • Connection: Bluetooth
  • Features: Quiet 4-button design, multi-pairing for up to 3 devices, swappable cover support
  • Advance display: Futako Tamagawa Tsutaya Electrics +
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The fourth milestone EGG MOUSE takes a form that symbolizes Elecom’s future

EGG MOUSE is an iconic product in Elecom’s mouse business, and it has been redesigned at each milestone.

This 40th anniversary model isn’t simply a reissue of a past classic.

The development theme this time is built around the concepts of “making the identity visible and tangible” and “unraveling Elecom’s origins, journey, and future.”

What came through strongly at this event was that the EGG MOUSE made for this 40-year milestone isn’t a product meant to sell nostalgia—it’s a product meant to express what Elecom, at its 40th anniversary, sees itself as a company that will create from here on.

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From left: Original model / 20th anniversary model / 30th anniversary model
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The journey from the first model to today. With the 40th anniversary, this makes it the fourth model.
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At a time when square mice were common, the rounded shape that fits the hand may have had a major influence on today’s mouse designs.

From a “work tool” to a “product that adds color to everyday life”

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Screenshot

The newly announced EGG MOUSE symbolizes the changes Elecom is making going forward.

As Elecom reaches its 40-year milestone, it’s looking to evolve beyond being a PC peripheral brand.

I felt this “EGG MOUSE” is the symbol of that turning point.


Elecom is a company strongly associated with being a PC peripheral manufacturer.

In recent years, however, it has expanded its product categories into areas beyond PC and smartphone peripherals, including beauty and grooming, cooking appliances, and healthcare.

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Recently, it’s been especially noticeable how they’re moving into a wide range of fields—not only digital, but also healthcare, gaming, cooking appliances, beauty and grooming products, outdoor, pet appliances, solution proposals, and more.

At the core are two concepts: “unique ideas that create things the world hasn’t seen yet,” and “sincere manufacturing that stays close to people.”

By fusing those two, they aim—through the EGG MOUSE—to redefine input devices in a way that enriches people’s lives beyond “work,”

transforming the mouse as an office device into a “product that adds color to everyday life.”

That’s how they described it.

In other words, the EGG MOUSE seems to be one key point for expressing what Elecom is in its 40th year.

The concept: “Make every day picture-perfect.”

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The new EGG MOUSE was developed under the concept “Make every day picture-perfect.”

Because it was designed as a project aiming for “a presence that adds color to everyday life—not just an input device—and a look you’ll always want to keep close by,” its vivid appearance really stands out.

Seeing the display at the venue, it came across as something designed not so much as “a mouse you use on a desk,” but as “a product that holds up even during the time you’re not using it.”

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The rounded, egg-shaped silhouette is quite minimal for a mouse.

At just 40 g, it’s light, and its palm-sized form gives an endearing impression in its very presence.

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Even with the silicone cover on, it’s only about 50 g

In terms of specs, the mouse body is approx. 53 mm wide, 70 mm deep, and 46 mm high.

With the cover attached, it’s approx. 55 mm wide, 71 mm deep, and 47 mm high.

Weight (excluding the battery): approx. 40 g for the main unit, approx. 50 g with the Soft Shell attached.

In mouse sizing terms, you could call it an “XS” size.

It features a quiet design for all buttons and supports Bluetooth multi-pairing for up to three devices.

It also includes a function button with the Back function set by default.

Of course, you can also change button assignments, and use Elecom Mouse Assistant to apply your preferred control settings.

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Everything besides the wheel is kept as unobtrusive as possible, greatly toning down that typical gadget-like, device feel.

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With the silicone cover on, only the wheel is emphasized

As you can tell from its coloring and silhouette, the new EGG MOUSE can be seen not only as a mouse, but as “part of your interior” and “part of your fashion.”

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I strongly felt this is a product that will be chosen in a different way than past mice.

Normally, when choosing a mouse, “how easy it is to grip” and “specs” tend to matter more than looks, and considering fashion elements is extremely rare.

In that it makes you think less about “how high-performance it is” and more about “how you’d want to place it in your everyday life,” it’s a product that brings the mouse closer to a lifestyle item rather than a PC peripheral.

10 colors across 5 models. A color design that wouldn’t feel out of place even in a high-end furniture store

This EGG MOUSE comes in five base body colors.

The lineup is as follows.

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Body ColorIncluded Soft Shell
blackBlack, Navy
whiteWhite, Greige
Teal BlueMint, Teal Blue
Coral PinkPink, Coral Pink
yellowGray, Yellow

Since each set includes two cover colors, it effectively offers 10 looks across 5 models, and at launch there will be no separate cover sales.

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They said they’ll consider selling the covers separately while watching how things go.

At the venue, not only were near-final color variations on display, but also in-development color chips and prototype samples.

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Colors in development. It felt like they refined it further so it wouldn’t get lost as “just pastel.”
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Color samples in development

Seeing them in person, you can tell the color creation is extremely careful.

Rather than simple vivid colors, they chose slightly more subdued tones—Mint, Teal Blue, Coral Pink, Navy, Greige, and more—that won’t stand out awkwardly when placed in an interior or fashion setting.

Saying it wouldn’t feel out of place lined up on the shelves of a high-end furniture store or lifestyle shop isn’t an exaggeration—it’s a very close way to describe the position this EGG MOUSE is aiming for.

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A look like high-end furniture
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Even displayed as interior decor in a furniture store, it wouldn’t feel out of place at all

EGG MOUSE, born supported by both design and engineering

It seems the EGG MOUSE started with shape design first.

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Prototype clay models and 3D samples. You can see the search for an easy-to-grip egg shape

After all, when you think of an egg shape, its defining feature is the beauty of its curves.

On the other hand, to make it as a product, you inevitably end up with “seams” due to the need to include various sensors, install click button switches, and house the battery.

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Seams are unavoidable when making a product

The idea that emerged to solve this was the silicone cover.

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A highly elastic silicone cover. In addition to eliminating seams, it also helps with stain resistance

By fitting the Soft Shell over it, they achieved a seamless appearance while keeping costs down.

On top of that, you also gain grip, stain resistance, protection for the body, and fashionability through swapping covers—all at once.

As a result, this cover isn’t just decoration; it seems fair to call it a core component that brings together the EGG MOUSE’s design, mass-producibility, price, and usability.

For future development, they said they’d like to consider expandability—such as an L size, an ergonomic shape, and additional colors—by changing the cover’s shape and design.

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From the event materials. Sales are undecided at this time.

You can really feel how Elecom’s products are shaped by this kind of ingenuity and creative problem-solving in manufacturing.

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A black color-tuning sample. They also shared an episode about being stuck at the factory for two weeks, obsessing over how the black would appear to better harmonize with the other colors.

It also seemed extremely challenging to pack mouse functionality into this shape.

They shared development stories backed by high-level engineering—like solving battery storage with a three-dimensional approach to fit the compact form, floating the wheel holder in midair, and devising the switch mechanism to fit everything onto a single board.

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The battery compartment looks like a Death Star blueprint
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A structure where hooking your nail into the recess lets you remove the top cover
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The flap-style lid attaches with magnets. Remove the lid to access the battery compartment.
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Even with this shape, changing the battery is easy,
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An approach to reduce the number of boards.

While being a highly design-forward product, the EGG MOUSE was developed with an emphasis on a price that many people can actually pick up and bring into their everyday lives.

You could feel the development team’s thorough commitment to making the product.

EGG MOUSE might be the product that brings the mouse back as a “lifestyle product”

That’s our report from covering Elecom’s new product launch event.

After all, with “gadgets” like these, it’s a genre where people tend to look at specs first—and where they’re often judged that way.

While it resonates with “people who love this stuff,” it’s also true that for those with less interest, it can easily be seen as a “hard-to-approach” genre.

Through this “EGG MOUSE,” I feel Elecom has created a product with the appeal to “break down the wall between gadget lovers and the general audience.”

Input devices like mice and keyboards are indispensable in modern life.

It wouldn’t be an exaggeration to say they’ve become part of everyday life—so much so that there’s hardly a day you don’t touch them for work.

On the other hand, running “Greenkeys” has made me strongly feel just how surprisingly few people take an interest in those input devices.

Elecom’s EGG MOUSE is a device that draws interest first and foremost through its “looks,” rather than its specs.

There are probably more people interested in “fashion” than in gadgets.

In that context, the structure of “a gadget-focused brand incorporating fashion elements” is, in my view, an excellent strategy from a marketing standpoint as well, for getting more people to know their products broadly.

Not getting in the way of your living space when placed on a desk.

Looking like part of your fashion or belongings when you carry it around.

Making you want to leave it sitting there even when you’re not using it.

And making all of that work at an easy-to-pick-up price of ¥4,980 (tax included), not just for a small group of design lovers.

The interesting part of this Elecom product, the EGG MOUSE, is probably in those points.

Input devices tend to be talked about in terms of “work efficiency” and “functionality.”

The EGG MOUSE isn’t a mouse that competes on specs.

But it’s a mouse designed around whether it “fits into that person’s everyday life,” including when it’s on the desk, when you take it out of your bag, and even when you’re not using it.

Input devices are tools for making work more efficient, but they’re also everyday items you touch and see every day.

The EGG MOUSE, released at the 40th anniversary milestone, may be a product that re-embodies that obvious fact—once again—in the shape of an egg.

Elecom’s 40th year begins as it starts defining gadgets as “lifestyle products.”

  • First published: June 30, 2026
  • Last updated: June 30, 2026
  • Reporting method: Press release and in-person interviews at the new product launch event
  • References / sources: Press release and new product launch event materials
  • Conflict of Interest: Product provided: Yes | Affiliate links: Yes

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河村 亮介のアバター 河村 亮介 Greenkeys chief editor

日本のキーボード専門メディア「Greenkeys」編集長。GreenEchoes Studio代表。

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