Though street crime is relatively low in Japan, quirky camouflage designs like this vending-machine dress are being offered to an increasingly anxious public to hide from would-be assailants.Credit...Torin Boyd/Polaris, for The New York Times TOKYO, Oct. 19 — On a narrow Tokyo street, near a beef bowl restaurant and a pachinko parlor, Aya Tsukioka demonstrated new clothing designs that she hopes w