add_action('save_post', function ($post_id) {

  if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) return;
  if (wp_is_post_revision($post_id)) return;
  if (!current_user_can('edit_post', $post_id)) return;
  if (get_post_type($post_id) !== 'post') return;

  $content = get_post_field('post_content', $post_id);

  // ① 抽出
  if (!preg_match('/シリーズ：\s*([^<\n\r]+)/u', $content, $m)) return;

  $series_name = trim(wp_strip_all_tags($m[1]));

  // ② 強め正規化（ここが重要🔥）
  $series_name = preg_replace('/[\s\x{3000}\x{200B}]+/u', '', $series_name);

  if ($series_name === '') return;

  // ③ タグ検索（完全一致依存）
  $term = get_term_by('name', $series_name, 'post_tag');

  if (!$term) return;

  // ④ 紐付け
  wp_set_post_terms($post_id, [$term->term_id], 'post_tag', true);

}, 20);<?xml version='1.0' encoding='UTF-8'?><?xml-stylesheet type='text/xsl' href='https://himitsunohimitsu.com/wp-content/plugins/google-sitemap-generator/sitemap.xsl'?><!-- sitemap-generator-url='http://www.arnebrachhold.de' sitemap-generator-version='4.1.23' -->
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<sitemapindex xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xsi:schemaLocation='http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/siteindex.xsd' xmlns='http://www.sitemaps.org/schemas/sitemap/0.9'>	<sitemap>
		<loc>https://himitsunohimitsu.com/sitemap-misc.xml</loc>
		<lastmod>2026-04-11T04:41:14+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://himitsunohimitsu.com/actress-sitemap.xml</loc>
		<lastmod>2026-04-11T04:41:14+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://himitsunohimitsu.com/actress-sitemap2.xml</loc>
		<lastmod>2026-04-11T04:41:14+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://himitsunohimitsu.com/post_tag-sitemap.xml</loc>
		<lastmod>2026-04-11T04:41:14+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://himitsunohimitsu.com/post_tag-sitemap2.xml</loc>
		<lastmod>2026-04-11T04:41:14+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://himitsunohimitsu.com/post_tag-sitemap3.xml</loc>
		<lastmod>2026-04-11T04:41:14+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://himitsunohimitsu.com/post-sitemap.xml</loc>
		<lastmod>2026-04-11T04:41:11+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://himitsunohimitsu.com/post-sitemap2.xml</loc>
		<lastmod>2026-04-11T04:41:11+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://himitsunohimitsu.com/page-sitemap.xml</loc>
		<lastmod>2026-04-11T04:41:14+00:00</lastmod>
	</sitemap>
</sitemapindex><!-- Request ID: 4a0358b86bc9e69ab96cff4ec92e66e1; Queries for sitemap: 9; Total queries: 38; Seconds: 0.12; Memory for sitemap: 6MB; Total memory: 14MB -->