http://bunkai-kei.com/ の試聴プレイヤーを dewplayer(Flash 製)から HTML5 Audio に置き換えるUserscript

bunkai-kei.js

// ==UserScript==
// @name         Restore Bnkaikei Player
// @namespace    http://github.com/
// @version      0.1
// @description  Replace Bunkaikei's swf player to html one.
// @author       KOBA789 (modified: eggplants)
// @homepage     https://github.com/eggplants
// @match        http://bunkai-kei.com/release/*
// @grant        none
// ==/UserScript==

(function () {
  "use strict";
  [...document.querySelectorAll('object[data*="/dewplayer.swf"]')].forEach(
    (dew) => {
      const a = new Audio(new URL(dew.data).searchParams.get("mp3"));
      a.controls = true;
      a.style.width = "200px";
      a.style.height = "20px";
      dew.replaceWith(a);
    }
  );
})();