modules/utils.jsmの363行目(exは462行目)のF2U_unescapeEntities内に以下の行を追加で快適次スレ検索
aString = aString.replace(/\s*\[\u8EE2\u8F09\u7981\u6B62\]\s?|\s*([\u00A9\uFFFD]|\(c\)|&(amp;)?(copy|#169|#65533);)([23]ch\.net|bbspink\.com)[\t\uFF65]?/g, '');