diff --git a/nhf/touhou/yasaka_kanako/README.md b/nhf/touhou/yasaka_kanako/README.md
new file mode 100644
index 0000000..1e4ff0c
--- /dev/null
+++ b/nhf/touhou/yasaka_kanako/README.md
@@ -0,0 +1,3 @@
+# Yasaka Kanako
+
+This cosplay won a Judge's favourite award at TouhouFest 2025.
diff --git a/nhf/touhou/yasaka_kanako/controller/controller.ino b/nhf/touhou/yasaka_kanako/controller/controller.ino
index bb521db..7618e29 100644
--- a/nhf/touhou/yasaka_kanako/controller/controller.ino
+++ b/nhf/touhou/yasaka_kanako/controller/controller.ino
@@ -1,7 +1,8 @@
 #define USE_MOTOR 1
 #define USE_LED 1
-#define USE_DISPLAY 1
+#define USE_DISPLAY 0
 
+// The mode switch button should be wired to the ground with an internal pullup resistor.
 #define pinButtonMode 9
 #define pinDiag 6
 
@@ -52,7 +53,7 @@ bool flag_lighting = false;
 
 void setup() {
   pinMode(LED_BUILTIN, OUTPUT);
-  pinMode(pinButtonMode, INPUT);
+  pinMode(pinButtonMode, INPUT_PULLUP);
 #if USE_LED
   // Calculate colours
   hsv2rgb_spectrum(CHSV(4, 255, 100), color_red);
@@ -71,6 +72,8 @@ void setup() {
   fill_solid(leds, NUM_LEDS, CRGB::White);
   delay(500);
   FastLED.show();
+  fill_solid(leds, NUM_LEDS, CRGB::Black);
+  delay(500);
 #endif
 #if USE_DISPLAY
   Serial.begin(9600);
@@ -87,7 +90,7 @@ void setup() {
 
 void loop() {
   // Detect a rising edge
-  int buttonState = digitalRead(pinButtonMode);
+  int buttonState = !digitalRead(pinButtonMode);
   if (buttonState && !stateButtonMode) {
     programId = (programId + 1) % MAX_PROGRAMS;
     programChanged = true;