A designer has opened a GB in China. The GB is Ice Cream in DSA profile several years ago.
Now I get his authorization to re-run this colorway in DSA profile. Below is the snapshot of authorization email of his.
The R1 layout is only for 60%.
Now I add Function keys and Numpad to make layout more compatible.
The layout of new version is below
Above are keys on the keyboard from other enthusiasts.