diff --git a/2024/src/components/RoomLegend.tsx b/2024/src/components/RoomLegend.tsx
index 0672331f9..113c41462 100644
--- a/2024/src/components/RoomLegend.tsx
+++ b/2024/src/components/RoomLegend.tsx
@@ -31,9 +31,22 @@ const Text = styled.span`
   flex: 1;
   margin-left: 10px;
   font-weight: bold;
-  font-size: 2rem;
+  font-size: 1.8rem;
   font-family: ${({ theme }) => theme.fonts.text};
 `
+const SubText = styled.span`
+  flex: 1;
+  margin-left: 10px;
+  font-size: 1.3rem;
+  text-align: center;
+  margin-top: -0.1rem;
+  font-family: ${({ theme }) => theme.fonts.text};
+`
+const TextBox = styled.div`
+  display: flex;
+  flex-direction: column;
+  justify-items: center;
+`
 
 type RoomProps = {
   track: Rooms
@@ -43,7 +56,10 @@ export const Room = ({ track }: RoomProps) => {
   return (
     <RoomBox key={track}>
       <Circle area={track} />
-      <Text>{t(`room${track}`)}</Text>
+      <TextBox>
+        <Text>{t(`room${track}`)}</Text>
+        <SubText>{t(`room${track}Sub`)}</SubText>
+      </TextBox>
     </RoomBox>
   )
 }
diff --git a/2024/src/i18n/en.ts b/2024/src/i18n/en.ts
index 6ed6d6fbc..56c2e564e 100644
--- a/2024/src/i18n/en.ts
+++ b/2024/src/i18n/en.ts
@@ -24,10 +24,14 @@ export const en = {
     goToSpeakers: "Check all speakers",
     schedule: "Schedule",
     day1: "Day 1",
-    roomA: "Track A (7F party space)",
-    roomB: "Track B (3F 301)",
-    roomC: "Track C (3F 302)",
-    roomD: "Track D (2F)",
+    roomA: "Track A",
+    roomASub: "7F party space",
+    roomB: "Track B",
+    roomBSub: "3F 301",
+    roomC: "Track C",
+    roomCSub: "3F 302",
+    roomD: "Track D",
+    roomDSub: "2F",
     "lang.en": "English",
     "lang.ja": "Japanese",
     "lang.en/ja": "English/Japanese",
diff --git a/2024/src/i18n/ja.ts b/2024/src/i18n/ja.ts
index 6d1a5f2f0..81c162121 100644
--- a/2024/src/i18n/ja.ts
+++ b/2024/src/i18n/ja.ts
@@ -20,10 +20,14 @@ export const ja: {
     becomeASponsor: "スポンサー申込みフォームへ",
     schedule: "開催スケジュール",
     slides: "スライド",
-    roomA: "トラックA（7F パーティスペース）",
-    roomB: "トラックB（3F 301 発表スペース）",
-    roomC: "トラックC（3F 302 発表スペース）",
-    roomD: "トラックD（2F 発表スペース）",
+    roomA: "トラックA",
+    roomASub: "7F パーティスペース",
+    roomB: "トラックB",
+    roomBSub: "3F 301 発表スペース",
+    roomC: "トラックC",
+    roomCSub: "3F 302 発表スペース",
+    roomD: "トラックD",
+    roomDSub: "2F 発表スペース",
     "lang.en": "英語",
     "lang.ja": "日本語",
     "lang.en/ja": "英語 と 日本語",