HTMLImageElement: useMap プロパティ

<map name="mainmenu-map">
  <area
    shape="circle"
    coords="25, 25, 75"
    href="/index.html"
    alt="Return to home page" />
  <area shape="rect" coords="25, 25, 100, 150" href="/index.html" alt="Shop" />
</map>

<img src="menubox.png" usemap="#mainmenu-map" />

<map name="infographic">
  <area
    shape="poly"
    coords="129,0,260,95,129,138"
    href="https://developer.mozilla.org/docs/Web/HTTP"
    alt="HTTP" />
  <area
    shape="poly"
    coords="260,96,209,249,130,138"
    href="https://developer.mozilla.org/docs/Web/HTML"
    alt="HTML" />
  <area
    shape="poly"
    coords="209,249,49,249,130,139"
    href="https://developer.mozilla.org/docs/Web/JavaScript"
    alt="JavaScript" />
  <area
    shape="poly"
    coords="48,249,0,96,129,138"
    href="https://developer.mozilla.org/docs/Web/API"
    alt="Web APIs" />
  <area
    shape="poly"
    coords="0,95,128,0,128,137"
    href="https://developer.mozilla.org/docs/Web/CSS"
    alt="CSS" />
</map>
<img
  usemap="#infographic"
  src="/shared-assets/images/examples/mdn-info.png"
  alt="MDN infographic" />

img {
  display: block;
  margin: 0 auto;
  width: 260px;
  height: 260px;
}