Tattoos are scarcely accepted by society in Japan. For example, people who have tattoos are often refused admittance to spas and pools. Most Japanese athletes and public service workers don't have tattoos. The reason is because most Yakuza(Japanese mafia) have tattoos, so some Japanese people are afraid of them and dislike them.
I hear that tattoos are accepted by society in Western countries as part of the fashion and I often see Western countries' athletes who have tattoos.
How much are tatt