diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 1ece2ad8fd..cf85b8b800 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -3589,6 +3589,7 @@ _miWorld:
   character: "キャラクター"
   sit: "座る"
   lyingDown: "寝そべる"
+  standUp: "立ち上がる"
 
   _avatars:
     _default:
diff --git a/packages/frontend/src/pages/rooms/room.core.vue b/packages/frontend/src/pages/rooms/room.core.vue
index e5db1ee427..02408ded46 100644
--- a/packages/frontend/src/pages/rooms/room.core.vue
+++ b/packages/frontend/src/pages/rooms/room.core.vue
@@ -87,7 +87,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<button v-if="!controller.grabbing.value && controller.selected.value != null" v-tooltip.noDelay="i18n.ts._miRoom.uninstallFurniture" class="_button" :class="$style.floatingButton" style="color: var(--MI_THEME-error)" @click="removeSelectedFuniture"><i class="ti ti-trash"></i></button>
 			</template>
 			<template v-else>
-				<MkButton v-if="controller.isSitting.value" @click="controller.standUp()">降りる (Q)</MkButton>
+				<MkButton v-if="controller.isSitting.value" @click="controller.standUp()">{{ i18n.ts._miWorld.standUp }} (Q)</MkButton>
 				<template v-if="controller.selected.value != null">
 					<template v-for="interaction in controller.selected.value.interacions" :key="interaction.id">
 						<MkButton inline @click="controller.interact(interaction.id)">{{ interaction.label }}{{ interaction.isPrimary ? ' (E)' : '' }}</MkButton>
diff --git a/packages/i18n/src/autogen/locale.ts b/packages/i18n/src/autogen/locale.ts
index 17eb903ca5..2907763499 100644
--- a/packages/i18n/src/autogen/locale.ts
+++ b/packages/i18n/src/autogen/locale.ts
@@ -13395,6 +13395,10 @@ export interface Locale extends ILocale {
          * 寝そべる
          */
         "lyingDown": string;
+        /**
+         * 立ち上がる
+         */
+        "standUp": string;
         "_avatars": {
             "_default": {
                 /**