According to this article, Japanese Budget Airlines are going to accept bitcoins this year. They declared that later this year we can now enjoy flights without bringing our wallets but our bitcoins in our smartphones. As part also of their new innovation they have installed BTMs or Bitcoin ATM on the airport for the convenience of their customers. With this we can expect an increase in tourist visits to Japan.
It was great when it was true. I think Japan is wise to accept Bitcoin transactions at airports. It is a new development in transportation and tourism. You just enjoy the flight without carrying a wallet, I will go to Japan if the opportunity