I think it’s been a news item in this keyboard area since the “Matsuko’s Unknown World” episode featuring Mr. Biakko and Mr. Pekaso…?
The news seems to have been newsworthy, with a concentration of discouraging posts about how the Cornix LP (Jezail Funder), which went on sale at the Yousha Kobo online store on October 18, 2025 at 5:00 p.m., sold out in an instant.
Four color lineups are available: silver, black, purple, and red.
Although the number of units sold has not been announced, it appears that there was a rush of orders and many people were unable to purchase the product.

Cornix LP Sold Out, SNS Laments
Take a look at the lament post.
Cornix booking war lost…
– Taje (@taje7127) October 18, 2025
It was really a second…
I couldn’t buy Cornix
– tagucch (@tagucch) October 18, 2025
hard
Cornix, I couldn’t buy it because it sold out in a blink of an eye, I put it in my cart at 17:00 and it sold out while processing payment: ….
– Junpei Nomura (@JUNP_N) October 18, 2025
cornix Ended up waiting to check out
– MAST DESIGN (@MastDesign723) October 18, 2025
Couldn’t buy it again…
I was on standby at 5pm and they had Cornix in stock? I mean, it was sold out at that level.
– Jaga|Gadget Blogger (@jaga_farm) October 18, 2025
Cornix was so popular it was sold out the moment I reloaded. No one can buy this stuff.
– Mizuya Shibuya (@Miznari428) October 18, 2025
Background of Cornix LP’s popularity

Cornix LP is the product of a GB that took place May 23-June 5, 2025.
The Extra Stock was sold out in a few minutes on the official website on October 11.
It is the author’s experience that extra stock of these GB products has never been so popular.
The reason for its popularity, according to our analysis, was that the existence of Cornix LP was a product that broke down potential barriers to entry for users interested in keyboards.
In fact, a similar event once occurred.
That’s when the latest version of the Cornix LP-inspired “Corne” keyboard was released.
The latest version of Corne has been updated to V4, and a microcontroller that controls the keyboard has been built into the board since V4.
In other words, they can now be assembled without the need for soldering.
Although many potential users are interested in such “special keyboards,” many of them find it difficult to solder.
In that sense, the “Corne V4” was the first product to break down the barriers to entry for special-array keyboards before Cornix.
At the beginning of 2024, when the product was first launched, Yusha Kobo was out of stock for a long time in its online store.

However, it is true that there was still a “barrier” to entry for general users who wanted a “finished product” because even if they purchased the product, they had to assemble it themselves and prepare keycaps and key switches separately.
In that sense, Cornix LP is a “finished product” created by the manufacturer.
In addition to being “ready-to-use as soon as you buy it,” the keyboard has an aluminum housing, supports wireless connectivity, is certified for technical compliance, and is “just within the price range for a high-end keyboard,” a combination of factors that has led to its current popularity.
Next shipment of Cornix LPs
The next shipment of Cornix LPs has been announced for mid-November.
In a subsequent post on our official account, we also conducted a survey on production numbers to ensure that they would go to those who wanted them.
🎉遊舎工房さんでのCornix、完売ありがとうございます!
— JezailFunder Japan (@jezailfunder_jp) October 18, 2025
メーカー側ではすでに次回ロットの生産が始まっています。その次のロットの生産数を見積もるために、もしCornixをご検討中の方はぜひアンケートにご協力ください🙏https://t.co/MDvUUZNfPn#Cornix #JezailFunder #分割キーボード
Cornix LPに関する注意
今後、おそらくは転売するケースも出てくる可能性も十分考えられるため、そちらに関しても注意する必要があるでしょう。
また、Cornix LPに関しては、グローバル展開をしている関係上、海外の通販サイトから購入できるのも事実です。
しかし、完全無線接続で利用する商品となっている性質上、本体に「技適番号が記載されたシールもしくは刻印」が必要となります。
- 表示を 付すべき法的根拠:端末機器規則第22条、特定無線設備規則第20条
- 表示がない(又は表示が適切でない)場合の 法的リスク・扱い:電波法第38条の23
- そのため、たとえ認証自体が取得されていたとしても、表示が機器に適切に付されていない場合には「表示が付されていないものとみなされる」可能性が制度上明記されており、使用者・製造/販売者には注意義務がある。
参考
端末機器の技術基準適合認定等に関する規則(総務省令)
https://laws.e-gov.go.jp/law/416M60000008015

10月8日以前に海外から購入した商品については技適マークシールがあったという話もあり、公式からそのような回答があった旨も確認しています。
しかし、現在の日本国内の人気状況や商流を加味すると、状況が大きく変わっている可能性が高いです。
電波法上、技適シール(=技術基準適合表示)が付されていない機器」を使用した場合の 罰則の対象 は、主に 使用者本人です。電波法 第110条)
当サイトとしては、海外からの購入はおすすめできません。
国内販売を待つ方が良いでしょう。
推し活に例えるとわかるかな。 推しのグッズが人気すぎて買えない、どうしても欲しいからメルカリで買う‥となると、儲かるのは「転売した人」だけで、推しには追加の利益は入りません。 「推し」が活動を継続するためにはぶっちゃけると「お金」が必要です。応援するということは、推しに「お金を落とす」行為とも取れます。 それは商品でも同じ。 多くの商品は代理店が本社から仕入れて販売しています。 それを本社から直接購入した場合、代理店の利益はありません。つまり、継続して販売できなくなります。 こういった「商流」を考える機会は一般消費者側としてはまずないとは思いますが、消費者行動がグローバル化している今だからこそ、気づけるようになって欲しいなーと思います。
Keyboard Popularity” Gaining Momentum
In recent years, ” Keyboard Market Tokyo ” has been held, and the number of visitors has increased with each passing year. The 2026 event is scheduled to be held at an even larger venue.
Venue: Tokyo Metropolitan Industrial Trade Center Hamamatsucho Pavilion, Saturday, March 28, 2026

We have covered the past two Key Kett events, and from the feedback we heard from visitors, we got the impression that “no soldering required” and “finished keyboards” were very popular.
It seems that the target of interest is shifting from those who enjoy designing, soldering, and assembling keyboards to those who enjoy using slightly different keyboards.
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