diff --git a/NodeSrv/apps/app-portal/src/n8nTree.js b/NodeSrv/apps/app-portal/src/n8nTree.js
index 0a1ac65e..3c8597d0 100644
--- a/NodeSrv/apps/app-portal/src/n8nTree.js
+++ b/NodeSrv/apps/app-portal/src/n8nTree.js
@@ -22,6 +22,9 @@ function buildTagTree(workflows) {
   }
 
   const result = [...groups.values()];
+  for (const group of result) {
+    group.children.sort((a, b) => a.name.localeCompare(b.name));
+  }
   result.sort((a, b) => {
     if (a.id === UNTAGGED_ID) return 1;
     if (b.id === UNTAGGED_ID) return -1;
diff --git a/NodeSrv/apps/app-portal/src/n8nView.js b/NodeSrv/apps/app-portal/src/n8nView.js
index b6169825..98987483 100644
--- a/NodeSrv/apps/app-portal/src/n8nView.js
+++ b/NodeSrv/apps/app-portal/src/n8nView.js
@@ -37,6 +37,25 @@ const EXECUTION_BADGE = {
   unknown: 'bg-secondary',
 };
 
+const EXECUTION_STATUS_LABEL = {
+  success: '成功',
+  error: 'エラー',
+  crashed: 'クラッシュ',
+  running: '実行中',
+  waiting: '待機中',
+  canceled: 'キャンセル',
+  new: '新規',
+  unknown: '不明',
+};
+
+function formatJst(isoString) {
+  if (!isoString) return '';
+  const utc = new Date(isoString);
+  const jst = new Date(utc.getTime() + 9 * 60 * 60 * 1000);
+  const pad = (n) => String(n).padStart(2, '0');
+  return `${jst.getUTCFullYear()}-${pad(jst.getUTCMonth() + 1)}-${pad(jst.getUTCDate())} ${pad(jst.getUTCHours())}:${pad(jst.getUTCMinutes())}:${pad(jst.getUTCSeconds())}`;
+}
+
 function renderExecutionList(executions) {
   if (!executions || executions.length === 0) {
     return '<p class="text-muted">実行履歴なし</p>';
@@ -44,14 +63,15 @@ function renderExecutionList(executions) {
   const rows = executions
     .map((e) => {
       const badgeClass = EXECUTION_BADGE[e.status] || 'bg-secondary';
+      const statusLabel = EXECUTION_STATUS_LABEL[e.status] || e.status;
       return `<tr data-execution-id="${escapeHtml(e.id)}" role="button">
-        <td>${escapeHtml(e.startedAt || '')}</td>
-        <td><span class="badge ${badgeClass}">${escapeHtml(e.status)}</span></td>
+        <td>${escapeHtml(formatJst(e.startedAt))}</td>
+        <td><span class="badge ${badgeClass}">${escapeHtml(statusLabel)}</span></td>
       </tr>`;
     })
     .join('\n');
   return `<table class="table table-sm table-hover">
-    <thead><tr><th>開始日時</th><th>状態</th></tr></thead>
+    <thead><tr><th>開始日時(JST)</th><th>状態</th></tr></thead>
     <tbody>${rows}</tbody>
   </table>`;
 }
diff --git a/NodeSrv/apps/app-portal/test/n8nTree.test.js b/NodeSrv/apps/app-portal/test/n8nTree.test.js
index 256d4219..81cac4e8 100644
--- a/NodeSrv/apps/app-portal/test/n8nTree.test.js
+++ b/NodeSrv/apps/app-portal/test/n8nTree.test.js
@@ -43,6 +43,18 @@ test('buildTagTree puts a multi-tagged workflow into every one of its tag groups
   assert.strictEqual(tree[1].children.length, 1);
 });
 
+test('buildTagTree sorts workflows within a group alphabetically by name', () => {
+  const workflows = [
+    { id: 'w2', name: 'Zワークフロー', active: true, tags: [{ name: 'タグA' }] },
+    { id: 'w1', name: 'Aワークフロー', active: true, tags: [{ name: 'タグA' }] },
+  ];
+  const tree = buildTagTree(workflows);
+  assert.deepStrictEqual(
+    tree[0].children.map((w) => w.name),
+    ['Aワークフロー', 'Zワークフロー']
+  );
+});
+
 test('buildTagTree sorts tag groups alphabetically and puts "未分類" last', () => {
   const workflows = [
     { id: 'w1', name: 'A', active: true, tags: [{ name: 'Zタグ' }] },
diff --git a/NodeSrv/apps/app-portal/test/n8nView.test.js b/NodeSrv/apps/app-portal/test/n8nView.test.js
index 38eedb08..9193c7ad 100644
--- a/NodeSrv/apps/app-portal/test/n8nView.test.js
+++ b/NodeSrv/apps/app-portal/test/n8nView.test.js
@@ -49,6 +49,20 @@ test('renderExecutionList renders a row per execution with a status badge', () =
   assert.ok(html.includes('bg-danger'));
 });
 
+test('renderExecutionList shows the started time converted to JST, not raw UTC', () => {
+  const html = renderExecutionList([{ id: 'e1', status: 'success', startedAt: '2026-09-19T00:00:00.000Z' }]);
+  assert.ok(html.includes('2026-09-19 09:00:00'));
+  assert.ok(!html.includes('2026-09-19T00:00:00.000Z'));
+});
+
+test('renderExecutionList shows a Japanese label for each status', () => {
+  const statuses = ['success', 'error', 'running', 'waiting', 'canceled'];
+  for (const status of statuses) {
+    const html = renderExecutionList([{ id: 'e1', status, startedAt: '2026-09-19T00:00:00.000Z' }]);
+    assert.ok(!html.includes(`>${status}<`), `expected status "${status}" to be translated`);
+  }
+});
+
 test('renderExecutionList shows a message when there are no executions', () => {
   const html = renderExecutionList([]);
   assert.ok(html.includes('実行履歴なし'));