diff --git a/src/components/menu/keyword/KeywordListPopoverItem.vue b/src/components/menu/keyword/KeywordListPopoverItem.vue
index 0732cce..ea404a5 100644
--- a/src/components/menu/keyword/KeywordListPopoverItem.vue
+++ b/src/components/menu/keyword/KeywordListPopoverItem.vue
@@ -8,15 +8,15 @@ defineProps<{
 
 const searchStore = useSearchStore();
 
-function setSearchTerm(term: string) {
+function setSearchString(str: string) {
   // 空白を含むならダブルクォーテーションで囲む
-  const formattedTerm = term.includes(" ") ? `"${term}"` : term;
+  const formattedStr = str.includes(" ") ? `"${str}"` : str;
   // 同じものなら検索を解除
-  if (searchStore.searchString === formattedTerm) {
+  if (searchStore.searchString === formattedStr) {
     searchStore.setSearchString("");
     return;
   }
-  searchStore.setSearchString(formattedTerm);
+  searchStore.setSearchString(formattedStr);
 }
 </script>
 
@@ -26,7 +26,7 @@ function setSearchTerm(term: string) {
       v-for="item in itemList"
       :key="item.value"
       class="py-1 hover:bg-gray-100"
-      @click="setSearchTerm(item.value)"
+      @click="setSearchString(item.value)"
     >
       <div class="flex items-center gap-2 px-3 text-start">
         <p class="line-clamp-2 flex-1 [overflow-wrap:anywhere]">
diff --git a/src/components/streams/LiverEventCard.vue b/src/components/streams/LiverEventCard.vue
index 782e5a5..f65d6c7 100644
--- a/src/components/streams/LiverEventCard.vue
+++ b/src/components/streams/LiverEventCard.vue
@@ -139,6 +139,15 @@ function onClickCard(evt: MouseEvent) {
   if (!popover) return;
   popover.showPopover();
 }
+
+function setSearchString(str: string) {
+  // 同じものなら検索を解除
+  if (searchStore.searchString === str) {
+    searchStore.setSearchString("");
+    return;
+  }
+  searchStore.setSearchString(str);
+}
 </script>
 <template>
   <div
@@ -235,6 +244,7 @@ function onClickCard(evt: MouseEvent) {
           v-if="firstHash"
           class="absolute bottom-0 right-0 flex max-w-[50%] flex-row gap-1 overflow-hidden rounded-tl-[10px] p-1 shadow-md"
           :class="`${hasHoveredHash ? 'bg-amber-600 text-amber-100' : 'bg-blue-600 text-blue-100'}`"
+          @contextmenu.prevent="setSearchString(firstHash)"
         >
           <span class="whitespace-nowrap text-xs">#{{ firstHash }}</span>
         </div>