Google Chrome (Windows) not displaying text/encoding correctly on certain websites

Maybe this would help:

Improve font rendering in Google Chrome 35 or newer on Windows (April 15, 2014)

[...]

The main issue here is that Chrome uses Windows GDI to render fonts while most modern web browsers that run on Windows use DirectWrite instead.

The Chrome development team has integrated full support for DirectWrite into Chrome Beta -- and Dev and Canary as well -- but have not enabled it by default.A

[...]

  1. Type or paste chrome://flags into the browser's addressbar and hit enter.
  2. Hit F3 and type directwrite. Chrome should jump to the Enable DirectWrite experiment right away.
  3. Click on the enable link to activate it.
  4. A relaunch now button appears that you need to click on to restart the browser.

[...]

It worked for me. Apparently, the problem is with the rendering of web fonts.