Think it would be Xiao, not Shao. Xiao as in small, little. They use it to refer to people close to them. An example of this in a mainstream movie would be on The Karate Kid reboot, Jackie Chan calls the kid Xiao Dre.
Don't know how I lasted this long, with how much the art in this makes me cringe. Anyway, I'm done. Thanks for the hard work, scanlator and translator.