Mankhwala Edge yodula ndi mankhwala ogawa omwe amagwirizana ndi chipatala chapafupi cha Daiichi General Hospital ku Himeji City, Japan. Mumtundu wamtundu wamtundu wa mankhwala uyu kasitomala samatha kugulitsa zinthu mwachindunji monga amitundu yogulitsa; M'malo mwake mankhwala ake amakonzedwa kuseri kwa sing'anga pambuyo pakupereka mankhwala. Nyumba yatsopanoyi idapangidwa kuti ipititse patsogolo chithunzi cha chipatalachi pobweretsa chithunzi chakuthwa kwambiri chogwirizana ndi ukadaulo wapamwamba wa zamankhwala. Zimabweretsa malo oyera ocheperako koma ogwira ntchito mokwanira.