Deprecated. ~~A tampermonky script, to solves the problem of the 'Control Panel for Twitter' extension not being able to hide the number of followers of a Twitter account.~~

remove-twitter-follower-count.js

// ==UserScript==
// @name         Remove Twitter Follower Count
// @namespace    https://gist.github.com/aiya000/9c5a16c3a96f0b14576923128fe261b4
// @version      2025-04-09
// @description  Remove Twitter(X)'s follower count at profile. This solves the problem of the 'Control Panel for Twitter' extension not being able to hide the number of followers of a Twitter account.
// @author       aiya000
// @match        https://x.com/*
// @match        https://twitter.com/*
// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant        none
// ==/UserScript==

;(function () {
  'use strict'

  // Monitor dynamically generated elements
  new MutationObserver(() => {
    document.querySelectorAll('a').forEach((link) => {
      const combinedText = Array.from(link.querySelectorAll('span'))
        .map((span) => span.textContent.trim())
        .join('')

      // NOTE: Below outputs like '4,1384,138フォロワーフォロワー', but '4,138フォロワー' is not shown. What?
      // console.log('poi:', combinedText)
      // NOTE: Below didn't work
      // const pattern = /^\d{1,3}(,\d{3})*フォロワー$/

      const pattern = /\d{1,3}(,\d{3})*フォロワー/ // Currently, Japanese support only
      if (pattern.test(combinedText)) {
        link.style.display = 'none'
      }
    })
  }).observe(document.body, { childList: true, subtree: true })
})()

You should also install Control Panel for Twitter to clean noizes.

Install https://gist.githubusercontent.com/aiya000/9c5a16c3a96f0b14576923128fe261b4/raw/8b08558c002785d0318e02d799624fe7fd12fbc9/remote-twitter-follower-count.js by Tampermonky

Use this.

やあ！これらのメトリックやその他のメトリックは次のように非表示にできます

TwitterのDOMはReact Native for Webを使用しているため非常に奇​​妙です pic.twitter.com/GOhryxQJb9

— Control Panel for  (@ControlPanelFT) April 10, 2025