diff --git a/apps/dashboard/src/App.tsx b/apps/dashboard/src/App.tsx
index 864702d..9f26f4e 100644
--- a/apps/dashboard/src/App.tsx
+++ b/apps/dashboard/src/App.tsx
@@ -28,6 +28,7 @@ type UsageRow = DashboardOverview['usage']['rows'][number];
 type InboxItem = DashboardOverview['inbox'][number];
 type RiskLevel = 'ok' | 'warn' | 'critical';
 type UsageGroup = 'primary' | 'codex';
+type UsageLimitWindow = 'h5' | 'd7';
 type DashboardView = 'usage' | 'inbox' | 'health' | 'rooms' | 'scheduled';
 type TaskGroupKey = 'watchers' | 'scheduled' | 'paused' | 'completed';
 type TaskResultTone = 'ok' | 'fail' | 'none';
@@ -145,6 +146,10 @@ function usageRemaining(row: UsageRow): number | null {
   return Math.max(0, 100 - peak);
 }
 
+function usageLimitWindow(row: UsageRow): UsageLimitWindow {
+  return row.d7pct >= row.h5pct ? 'd7' : 'h5';
+}
+
 function usageRiskLevel(row: UsageRow): RiskLevel {
   const peak = usagePeak(row);
   if (peak >= 85) return 'critical';
@@ -174,7 +179,7 @@ function usageNameParts(row: UsageRow): {
 }
 
 function usageLimitReset(row: UsageRow): string {
-  return (row.d7pct >= row.h5pct ? row.d7reset : row.h5reset).trim();
+  return (usageLimitWindow(row) === 'd7' ? row.d7reset : row.h5reset).trim();
 }
 
 function usageBurnRate(row: UsageRow): number | null {
@@ -925,6 +930,7 @@ function UsageRemainingMeter({
   t: Messages;
 }) {
   const remaining = usageRemaining(row);
+  const window = usageLimitWindow(row);
   const reset = usageLimitReset(row);
 
   return (
@@ -940,7 +946,10 @@ function UsageRemainingMeter({
         max={100}
         value={remaining ?? 0}
       />
-      <small>{reset ? `${t.usage.reset} ${reset}` : t.usage.noReset}</small>
+      <small>
+        {remaining === null ? '-' : t.usage.limitBasis[window]}
+        {reset ? ` · ${t.usage.reset} ${reset}` : ` · ${t.usage.noReset}`}
+      </small>
     </div>
   );
 }
diff --git a/apps/dashboard/src/i18n.ts b/apps/dashboard/src/i18n.ts
index 0f96e07..237e368 100644
--- a/apps/dashboard/src/i18n.ts
+++ b/apps/dashboard/src/i18n.ts
@@ -126,6 +126,10 @@ export interface Messages {
     inUse: string;
     reset: string;
     noReset: string;
+    limitBasis: {
+      h5: string;
+      d7: string;
+    };
     usage: string;
     groupPrimary: string;
     groupCodex: string;
@@ -327,6 +331,10 @@ export const messages = {
       inUse: '사용중',
       reset: '리셋',
       noReset: '리셋 없음',
+      limitBasis: {
+        h5: '5시간 기준',
+        d7: '7일 기준',
+      },
       usage: '사용량',
       groupPrimary: 'Claude / Kimi',
       groupCodex: 'Codex',
@@ -512,6 +520,10 @@ export const messages = {
       inUse: 'in use',
       reset: 'reset',
       noReset: 'no reset',
+      limitBasis: {
+        h5: '5h basis',
+        d7: '7d basis',
+      },
       usage: 'usage',
       groupPrimary: 'Claude / Kimi',
       groupCodex: 'Codex',
@@ -697,6 +709,10 @@ export const messages = {
       inUse: '使用中',
       reset: '重置',
       noReset: '无重置',
+      limitBasis: {
+        h5: '按5小时',
+        d7: '按7天',
+      },
       usage: '用量',
       groupPrimary: 'Claude / Kimi',
       groupCodex: 'Codex',
@@ -882,6 +898,10 @@ export const messages = {
       inUse: '使用中',
       reset: 'リセット',
       noReset: 'リセットなし',
+      limitBasis: {
+        h5: '5時間基準',
+        d7: '7日基準',
+      },
       usage: '使用量',
       groupPrimary: 'Claude / Kimi',
       groupCodex: 'Codex',