As a WMG page, all spoilers will be unmarked!
Girls Last Tour takes place in the same world as Kino's Journey
Girl's Last Tour happens in the same universe of Texhnolyze
Strange, futuristic and sometimes cyberpunky machinery, no humans in sight to the point of apparent extinction? Yep. Possibly happens after the ending of Texhnolyze where apparently humanity has disappeared, but it turns that two girl's are still alive out there... or so we think.