JIS Grind
kana → key, until it's muscle memory
JIS配列JIS layout
JIS:Grind
kana → key, until it's muscle memory
—
Grind the JIS layout
A kana appears. Hit the matching key on your physical board. It reads the key position, not the character your OS types — so leave your IME wherever it is. Wrong key shows you the right one.
Esc pause · Space skip a kana
Accuracy
—%
Streak
0
Best streak
0
Speed
0 kpm
Total hits
0
Mastery — weak kana surface more often
unseen
cold
warming
locked in
physical-key detection via
event.code
scoped to your Keychron JIS legends
ー (¥ key) and ろ register as
IntlYen / IntlRo — these only fire if your OS sees the board as JIS. If they don't, skip those two with Space.