In another world, the Scientific Automaton and his Sorceress Sister

Tanaka and his sister, Tamiko, are totally just your average highschool student and college student. Yep, nothing strange at all. Facility? Rapid healing? What's that? Unfortunately, Tanaka's boring life was about to come to an erupt end when he gets transported to another world. How will he and his sister reunite again? Follow their journey as they shake worlds and be really dense.