VfB Stuttgart and Japan captain Wataru Endo was set to be discharged from hospital later on Wednesday after being knocked unconscious in a Bundesliga game – and his World Cup participation appears not at risk. The Bundesliga club said that Endo “spent the night [in hospital] with suspected concussion but fortunately without further complications. He will leave the hospital in the course of the day.” Endo was briefly unconscious during Tuesday’s game following a fierce knock to the head in an aerial duel with Hertha Berlin’s Ivan Sunjic, and taken off on a stretcher. “He was completely unconsci…