diff --git a/miryoku/miryoku-zmk.org b/miryoku/miryoku-zmk.org
index 4daeae6..f750e6e 100644
--- a/miryoku/miryoku-zmk.org
+++ b/miryoku/miryoku-zmk.org
@@ -36,6 +36,7 @@ Miryoku is an ergonomic, minimal, orthogonal, and universal keyboard layout.
     - [[#header][header]]
 - [[#subset-mapping][Subset Mapping]]
   - [[#mappings][mappings]]
+    - [[#split_3x5_3h][[[split_3x5_3.h]]]]
     - [[#split_3x6_3h][[[split_3x6_3.h]]]]
     - [[#ortho_4x12h][[[ortho_4x12.h]]]]
   - [[#miryoku-include][miryoku include]]
@@ -821,6 +822,28 @@ layout is mapped onto keyboards with different physical layouts as a subset.
 
 ** mappings
 
+*** [[split_3x5_3.h]]
+
+#+BEGIN_SRC C :noweb yes :padline no :tangle split_3x5_3.h
+// <<header>>
+
+#define XXX &none
+
+#define MIRYOKU_SUBMAP(\
+K00, K01, K02, K03, K04,      K05, K06, K07, K08, K09, \
+K10, K11, K12, K13, K14,      K15, K16, K17, K18, K19, \
+K20, K21, K22, K23, K24,      K25, K26, K27, K28, K29, \
+N30, N31, K32, K33, K34,      K35, K36, K37, N38, N39\
+)\
+K00  K01  K02  K03  K04       K05  K06  K07  K08  K09 \
+K10  K11  K12  K13  K14       K15  K16  K17  K18  K19 \
+K20  K21  K22  K23  K24       K25  K26  K27  K28  K29 \
+          K32  K33  K34       K35  K36  K37
+
+#define MIRYOKU_SUPERMAP MIRYOKU_SUBMAP
+#+END_SRC
+
+
 *** [[split_3x6_3.h]]
 
 #+BEGIN_SRC C :noweb yes :padline no :tangle split_3x6_3.h
diff --git a/miryoku/split_3x5_3.h b/miryoku/split_3x5_3.h
new file mode 100644
index 0000000..9f9922f
--- /dev/null
+++ b/miryoku/split_3x5_3.h
@@ -0,0 +1,16 @@
+// generated from miryoku_zmk.org  -*- buffer-read-only: t -*-
+
+#define XXX &none
+
+#define MIRYOKU_SUBMAP(\
+K00, K01, K02, K03, K04,      K05, K06, K07, K08, K09, \
+K10, K11, K12, K13, K14,      K15, K16, K17, K18, K19, \
+K20, K21, K22, K23, K24,      K25, K26, K27, K28, K29, \
+N30, N31, K32, K33, K34,      K35, K36, K37, N38, N39\
+)\
+K00  K01  K02  K03  K04       K05  K06  K07  K08  K09 \
+K10  K11  K12  K13  K14       K15  K16  K17  K18  K19 \
+K20  K21  K22  K23  K24       K25  K26  K27  K28  K29 \
+          K32  K33  K34       K35  K36  K37
+
+#define MIRYOKU_SUPERMAP MIRYOKU_SUBMAP