qmk_firmware/keyboards/s60_x/keymaps/hasu
..
keymap.c
readme.md

readme.md

5. Hasu

This is Hasu's favorite keymap with HHKB Fn, Vi cursor and Mousekey layer. See keymap_hasu.c for detail.

(Hasu is the initial creator of the TMK firmware, in case you weren't aware.)