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Analytics CORE Tag – アクセス解析タグをテーマ編集なしで設置

Installs the Analytics CORE measurement tag without editing your theme, in a form that page-speed plugins will not bundle or rewrite.
Version
1.0.4
Last updated
Aug 30, 2026
Analytics CORE Tag – アクセス解析タグをテーマ編集なしで設置

アクセス解析サービス「Analytics CORE」の計測タグを、テーマを編集せずにサイトへ設置するプラグインです。テーマ更新でタグが消えることがなく、LiteSpeed Cache・Autoptimize・WP Fastest Cache・Breeze などの高速化プラグインが JavaScript を結合・書き換えてもタグが壊れない形で出力します。サイトID未設定の状態では何も出力せず、外部への通信も発生しません。

Analytics CORE is a website analytics service (an external, hosted service — see “External services” below). This plugin adds its measurement tag to your site so you do not have to edit your theme.

Why a plugin instead of pasting the tag into your theme?

  • Theme updates cannot delete it. A tag pasted into header.php disappears the next time the theme updates.
  • Page-speed plugins cannot break it. Plugins that combine or minify JavaScript can pull an external tag into a bundled file and rewrite its URL. When that happens the tag can stop reporting — silently, with no error anywhere. This plugin outputs the attributes that LiteSpeed Cache, Autoptimize, WP Fastest Cache, Breeze and Cloudflare Rocket Loader look for, so the tag is left alone.
  • It only blocks combining, not deferring. Your page speed is not affected: the tag is async and can still be deferred by your cache plugin.
  • You can check it. One click fetches your own home page and confirms the tag is really there, and that its URL has not been rewritten.

Nothing is sent until you say so. Until you enter your Site ID and save, the plugin outputs nothing and contacts nothing.

You need an Analytics CORE account to use this plugin. A free plan is available.

External services

This plugin loads the measurement tag from, and sends measurement data to, Analytics CORE (https://analyticscore.jp), a service operated by Pifto Works.

When data is sent: only after you enter a Site ID and save the settings, and only for visits to the public part of your site.

What is sent: the page URL, the referring URL, screen size, device type, language, and the interactions the service measures (page views, clicks, scroll depth, custom events you define in the service). Your visitors’ IP addresses are not stored by the service; they are used transiently to derive a coarse region.

What is not sent: no data about you as the site owner — no administrator e-mail address, no user accounts, no post content.

  • Terms of service: https://analyticscore.jp/terms
  • Privacy policy: https://analyticscore.jp/privacy
Freeon paid plans
Tested up to
WordPress 7.1
This plugin is available for download for your site.