Ryosuke Kawamura– Author –
Ryosuke Kawamura is the Editor-in-Chief of Greenkeys and the founder of GreenEchoes Studio.
He covers mechanical keyboards, custom keyboards, and input devices through reviews, interviews, hands-on testing, photography, and editorial work. He has reviewed more than 100 products and regularly reports on JIS-layout compatibility and trends in the Japanese keyboard market.
He also founded the Japan Layout Alliance (JLA), an industry collaboration initiative aimed at improving compatibility for Japanese-layout keyboards.
Greenkeys values editorial independence and transparency. Product samples, advertising relationships, and affiliate links are disclosed within each article.
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Keyboard
Keyboards That Caught My Eye at the Tokyo Game Show 2026 | TGS 2026 Report
The Tokyo Game Show was held over four days, from September 17 to 20, 2026. The event was originally scheduled to run for five days, from September 17 to 21,... Ryosuke Kawamura -
Keyboard
It’s Not Just the Orca Echo and Nape Pro: Keychron’s Efforts to “Go Beyond the Boundaries of Keyboards” at TGS 2026
Keychron has been coming up in conversation quite a bit lately. Following the launch of the Nape Pro, Keychron and Copec Japan, Keychron’s distributor in Jap... Ryosuke Kawamura -
Switches
The Gateron Booth Is a Dream Come True for Key Switch Fans | TGS 2026 Report
Key switches as far as the eye can see. The Gateron booth was a place that seemed to embody the "rabbit hole" of keyboards. The booth is filled with switch t... Ryosuke Kawamura -
Keycaps
OSHID’s Classic/Metal-Style Ski Caps Are All the Rage | TGS 2026 Report
It's quite rare to see brands exhibiting "only keycaps" at TGS 2026. One of them is "OSHID." I had seen it on display at TKX2025, so I was already familiar w... Ryosuke Kawamura -
Keycaps
The Versatility of XVX Keycaps | TGS 2026 Coverage Report
We’re redefining the conventions of keycaps with creative thinking. At the XVX exhibition booth, there was a lineup of new products that redefined the tradit... Ryosuke Kawamura -
Keyboard
The KIBU booth was packed with keyboards. A look at the future of the company’s “KIBU Gear” brand, as seen at TGS 2026
We visited the KIBU booth at the Tokyo Game Show 2026 (TGS2026). KIBU is known as a shop that carries several keyboard brands in Japan, including WOBKEY, Sma... Ryosuke Kawamura -
Keyboard
The Keychron Valkey Orb Is “Not for Beginners” | Development Philosophy and Differences from the Orca Echo, as Heard at TGS 2026
The "Keychron Valkey Orb," a keyboard jointly developed by Yusha Kobo and Keychron, was announced on September 16, 2026. At Greenkeys, we got to see the prot... Ryosuke Kawamura -
Keyboard
Shirogane Lab Announces Keyball + | Scheduled for Pre-sale at TKX2026
On September 17, 2026, Mr. Yokies, who runs Shirogane Lab, posted an update on X announcing the pre-sale of “Keybal +.” https://twitter.com/Yowkees/status/21... Ryosuke Kawamura -
Keyboard
Social Media Reactions Following the Announcement of the Keychron × Yusha Kobo “Valkey Orb”
On September 16, 2026, Yusha Kobo announced the “Keychron Valkey Orb,” a split keyboard it is co-developing with Keychron. It features a split-design layout ... Ryosuke Kawamura -
Keyboard
Yusha Kobo × Keychron Announce “Valkey Orb” | Features a 25mm Trackball; Crowdfunding Planned on GizMart by the End of the Year
On September 16, 2026, Yusha Kobo Co., Ltd. announced that it is developing the “Keychron Valkey Orb,” a split keyboard with a trackball, in collaboration wi... Ryosuke Kawamura -
Accessories
ProtoArc “EM06” Pre-orders Now Open | Features a 55mm ball, 7 buttons, and support for 4 onboard profiles
It's finally here, featuring onboard memory. On September 11, 2026, ProtoArc announced on its official X account that it had begun accepting pre-orders for t... Ryosuke Kawamura -
Keyboard
Which Brand Should Collaborate on a Keyboard?
If a dream collaboration were to happen, which brand would you most like to see it with? On September 11, 2026, NuPhy launched "Custom Keyboard Projects," a ... Ryosuke Kawamura -
KeyboardNuPhy Launches Custom Keyboard Business for Corporate Clients | Unveils Collaboration Model with Raycast as a Case Study
On September 11, 2026, NuPhy announced the launch of a custom keyboard service for companies and brands. https://twitter.com/nuphystudio/status/2098381043107... Ryosuke Kawamura -
Keyboard
Keyket 2027 Begins Accepting Exhibitor Applications | Devices That Require Rechargeable Batteries Will Be Prohibited from Exhibition and Sale
On September 11, 2026, the Keyboard Market Organizing Committee launched the official website for “Keyket 2027” and began accepting applications from exhibit... Ryosuke Kawamura -
Accessories
The Second HHKB × ZOZOTOWN Collaboration Is Here | A Total of 4 Styles, Including a “Connoisseur-Style” Sweatshirt Made with TypeScript
On September 10, 2026, ZOZO announced its second collaboration with the "Happy Hacking Keyboard (HHKB)," a keyboard designed for programmers. https://twitter... Ryosuke Kawamura
