diff --git a/src/pages/Home.tsx b/src/pages/Home.tsx
index 9281d9d..752002d 100644
--- a/src/pages/Home.tsx
+++ b/src/pages/Home.tsx
@@ -109,7 +109,7 @@ export default function Home() {
               >
                 <span style={{ fontSize: 24 }}>{cat.icon}</span>
                 <span style={{ fontSize: 13, fontWeight: 500 }}>{cat.label}</span>
-                <small style={{ fontSize: 11, color: "var(--text-tertiary)" }}>{stats?.category_counts[cat.key] ?? 0}件</small>
+                <small style={{ fontSize: 11, color: "var(--text-tertiary)" }}>{stats?.category_counts?.[cat.key] ?? 0}件</small>
               </button>
             ))}
           </div>