diff --git a/plover_japanese_sokutaipu/system.py b/plover_japanese_sokutaipu/system.py
index beef1ef..17ae1d2 100644
--- a/plover_japanese_sokutaipu/system.py
+++ b/plover_japanese_sokutaipu/system.py
@@ -8,7 +8,7 @@
     '-O', '-I', '-A', '-S', '-K', '-H', '-T', '-Y',
 )
 
-IMPLICIT_HYPHEN_KEYS = ('t', 'k', '5-', '0-', 'i', 'n', '*')
+IMPLICIT_HYPHEN_KEYS = ('t', 'k', 'i', 'n', '*')
 
 SUFFIX_KEYS = ()
 
@@ -39,6 +39,30 @@
 ORTHOGRAPHY_WORDLIST = None
 
 KEYMAPS = {
+    'Gemini PR': {
+        '#'         : ('#1', '#2', '#3', '#4', '#5', '#6', '#7', '#8', '#9', '#0', '#A', '#B', '#C'),
+        'Y-'   : ('S1-', 'S2-'),
+        'T-'   : 'K-',
+        'H-'   : 'T-',
+        'K-'   : 'W-',
+        'S-'   : 'P-',
+        'A-'   : 'R-',
+        'I-'   : 'H-',
+        'O-'   : ('*1', '*2',),
+        't'    : 'A-',
+        'k'    : 'O-',
+        '*'    : ('#A', '#B'),
+        'i'    : '-E',
+        'n'    : '-U',
+        '-O'   : ('*3', '*4'),
+        '-I'   : '-F',
+        '-A'   : '-R',
+        '-S'   : '-P',
+        '-K'   : '-B',
+        '-H'   : '-L',
+        '-T'   : '-G',
+        '-Y'   : ('-T', '-S'),
+    },
     'Keyboard': {
         '#'         : ('1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '='),
         'Y-'   : ('a', 'q'),
diff --git a/setup.cfg b/setup.cfg
index aa9f90d..408d295 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -22,7 +22,7 @@ zip_safe = True
 setup_requires =
 	setuptools>=30.3.0
 install_requires =
-	plover>=4.0.0.dev1
+	plover>=4.0.0.dev12
 packages =
 	plover_japanese_sokutaipu