since so many peopke will be coming to japan soon and some will be smokers the rules gere sre very diffrent. Cigarettes in Japan are cheaper than any other tobacco selling countries, a pack is around ¥500 Smoking in any outdoors or public places here is really prohibited. You should be able to locate the proper designated areas where you can enjoy smoking. Please keep this in mind to avoid paying fines. But don’t worry, if you’re planning to go for a night out with friends there are some restaurants and bars that offers designated places where smokers can go to light a stick of cigarette. western compaines like mcdonalds,kfc,starbucks ban smokeing indoors but can smoke at tables outside tokyo has very strict rules on smokeing best only smoke at desnated areas or if inside ask for permission