diff --git a/keyboards/nora/v01/keymaps/duo/config.h b/keyboards/nora/v01/keymaps/duo/config.h
index 9fcff039adfb..1467ff82e920 100644
--- a/keyboards/nora/v01/keymaps/duo/config.h
+++ b/keyboards/nora/v01/keymaps/duo/config.h
@@ -25,11 +25,5 @@
 #define RGBLIGHT_LAYER_BLINK
 #define RGBLIGHT_MAX_LAYERS 16 // Blinkで2レイヤー追加すると、デフォルトの8レイヤーを超えてしまうため、ここで定義
 
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8
-
 #undef DYNAMIC_KEYMAP_LAYER_COUNT
 #define DYNAMIC_KEYMAP_LAYER_COUNT 8 // keyboard's default:4
diff --git a/keyboards/nora/v01/keymaps/jpskenn/config.h b/keyboards/nora/v01/keymaps/jpskenn/config.h
index bd3ec9e6db72..d9a528e3aa23 100644
--- a/keyboards/nora/v01/keymaps/jpskenn/config.h
+++ b/keyboards/nora/v01/keymaps/jpskenn/config.h
@@ -24,9 +24,3 @@
 
 #define RGBLIGHT_LAYER_BLINK
 #define RGBLIGHT_MAX_LAYERS 10 // Blinkで2レイヤー追加すると、デフォルトの8レイヤーを超えてしまうため、ここで定義
-
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8
diff --git a/keyboards/nora/v03/keymaps/jpskenn/config.h b/keyboards/nora/v03/keymaps/jpskenn/config.h
index 466e9f72291e..eb9b6e11b75b 100644
--- a/keyboards/nora/v03/keymaps/jpskenn/config.h
+++ b/keyboards/nora/v03/keymaps/jpskenn/config.h
@@ -24,9 +24,3 @@
 
 #define RGBLIGHT_LAYER_BLINK
 #define RGBLIGHT_MAX_LAYERS 10 // Blinkで2レイヤー追加すると、デフォルトの8レイヤーを超えてしまうため、ここで定義
-
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8
diff --git a/keyboards/nora/v03/keymaps/jpskenn_full/config.h b/keyboards/nora/v03/keymaps/jpskenn_full/config.h
index a5ffeec49b9f..697fa1e9faf2 100644
--- a/keyboards/nora/v03/keymaps/jpskenn_full/config.h
+++ b/keyboards/nora/v03/keymaps/jpskenn_full/config.h
@@ -25,12 +25,6 @@
 #define RGBLIGHT_LAYER_BLINK
 #define RGBLIGHT_MAX_LAYERS 10 // Blinkで2レイヤー追加すると、デフォルトの8レイヤーを超えてしまうため、ここで定義
 
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8
-
 // NOTE: Extend layer count to 10 (=V1 default)
 // How many layers to use with VIA / Remap.
 #undef DYNAMIC_KEYMAP_LAYER_COUNT
diff --git a/keyboards/nora/v03/keymaps/jpskenn_full_midi/config.h b/keyboards/nora/v03/keymaps/jpskenn_full_midi/config.h
index 1a2f1a18d8bf..527104a3f0fe 100644
--- a/keyboards/nora/v03/keymaps/jpskenn_full_midi/config.h
+++ b/keyboards/nora/v03/keymaps/jpskenn_full_midi/config.h
@@ -25,12 +25,6 @@
 #define RGBLIGHT_LAYER_BLINK
 #define RGBLIGHT_MAX_LAYERS 10 // Blinkで2レイヤー追加すると、デフォルトの8レイヤーを超えてしまうため、ここで定義
 
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8
-
 // NOTE: Extend layer count to 10 (=V1 default)
 // How many layers to use with VIA / Remap.
 #undef DYNAMIC_KEYMAP_LAYER_COUNT
diff --git a/keyboards/nora/v031/keymaps/jpskenn/config.h b/keyboards/nora/v031/keymaps/jpskenn/config.h
index 6a67a4013571..b8cdd5a64d03 100644
--- a/keyboards/nora/v031/keymaps/jpskenn/config.h
+++ b/keyboards/nora/v031/keymaps/jpskenn/config.h
@@ -30,9 +30,3 @@
 #ifdef RGB_MATRIX_ENABLE
     #undef ENABLE_RGB_MATRIX_SOLID_REACTIVE_SIMPLE
 #endif
-
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8
diff --git a/keyboards/nora/v031/keymaps/jpskenn_re/config.h b/keyboards/nora/v031/keymaps/jpskenn_re/config.h
index 304be8a93112..7041d280330d 100644
--- a/keyboards/nora/v031/keymaps/jpskenn_re/config.h
+++ b/keyboards/nora/v031/keymaps/jpskenn_re/config.h
@@ -30,9 +30,3 @@
 #ifdef RGB_MATRIX_ENABLE
     #undef ENABLE_RGB_MATRIX_SOLID_REACTIVE_SIMPLE
 #endif
-
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8
diff --git a/keyboards/nora/v1/keymaps/jpskenn_full/config.h b/keyboards/nora/v1/keymaps/jpskenn_full/config.h
index 4d40560cd979..edf32f8384de 100644
--- a/keyboards/nora/v1/keymaps/jpskenn_full/config.h
+++ b/keyboards/nora/v1/keymaps/jpskenn_full/config.h
@@ -24,9 +24,3 @@
 // #ifdef RGB_MATRIX_ENABLE
 //     #undef ENABLE_RGB_MATRIX_SOLID_REACTIVE_SIMPLE
 // #endif
-
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8
diff --git a/keyboards/nora/v1/keymaps/jpskenn_fw/config.h b/keyboards/nora/v1/keymaps/jpskenn_fw/config.h
index 4b22519ac240..0517c23bc5ff 100644
--- a/keyboards/nora/v1/keymaps/jpskenn_fw/config.h
+++ b/keyboards/nora/v1/keymaps/jpskenn_fw/config.h
@@ -45,8 +45,3 @@
     #define LED_INDEX_R4_LEFT_INSIDE 49
     #define LED_INDEX_R4_RIGHT_INSIDE 48
 #endif
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8
diff --git a/keyboards/nora/v1/keymaps/jpskenn_re/config.h b/keyboards/nora/v1/keymaps/jpskenn_re/config.h
index e34debdc3885..3b4f64d0f8d5 100644
--- a/keyboards/nora/v1/keymaps/jpskenn_re/config.h
+++ b/keyboards/nora/v1/keymaps/jpskenn_re/config.h
@@ -30,9 +30,3 @@
 #ifdef RGB_MATRIX_ENABLE
     #undef ENABLE_RGB_MATRIX_SOLID_REACTIVE_SIMPLE
 #endif
-
-// This "may" reduce firmware size.
-// #undef LOCKING_SUPPORT_ENABLE
-// #undef LOCKING_RESYNC_ENABLE
-// #define NO_ACTION_ONESHOT
-// #define LAYER_STATE_8BIT // limit layers up to 8