Jezail Funder Jiffy75 pre-reviewed on Greenkeys, a website specializing in keyboards.

Another Langage: 日本語

On February 25, 2026, GreenEchoes Studio posted advance review content for the Jiffy75 on Greenkeys, a media outlet dedicated to keyboards operated by the company.

*Jiffy75 used in this review was provided by Toucheng LLC. The content is independently prepared in accordance with our editorial policy.

Jiffy75 (Jiffy Seventy-Five) is a left-right split mechanical keyboard with 75% alignment, marketed by Jezail Funder Japan.

This is a new generation of split keyboards, combining compactness and functionality that will be in the spotlight from the end of 2025 to early 2026.

In this case, we verified the actual equipment, filmed and edited the video, and created the content as a public review.

Please see the full review below.

Greenkeys

JezailFunder Jiffy75（SP75）先行レビュー｜スイッチングコストを抑えた使いやすい左右分割75%キーボード Cornixを見送った方、こちらが実は本命かもしれません。