Giko is a simple character, only slightly more complicated than an emoticon. A Japanese meme, it started on Ayashii World.
<a href="//commons.wikimedia.org/wiki/User:Psi%C4%A5edelisto" title="User:Psiĥedelisto">Psiĥedelisto</a>
2020-05-25
<span class="int-own-work" lang="en">Own work</span> (XeLaTeX code)