JSFiddle - React, Tailwind, and code Playground

HTML

<select class="input" id="shopperlanguage" name="shopperlanguage">
    <option value="ja_JP" class="japImg">japanees</option>
    <option selected="" value="en" class="engImg">English (International)</option>
</select>


<div class="top-lang clearfix">
    <div class="cat-select">
<a href="#" data-dropdown="#dropdown-2" class="dropdown-open"><img src="/site/images 
/lang_05.jpg"> English</a>

    </div>
</div>

JavaScript

$('#shopperlanguage').on('change', function () {
    var strUsertext = this.options[this.selectedIndex].text;
    $(".dropdown-open")[0].childNodes[1].nodeValue = strUsertext;
}).change();