What is the service extension code of Blue Airlines in Japan?

Randomly generated one-time account. According to the query of Jiuyou. The Japanese service relay code of Azure Airlines is a verification code with a long validity period. It is a randomly generated one-time account, which is random and one-time. It needs to be sent out in the settings, and the ID is the unique identification of the player. In order to prevent the account from being lost, it will choose to bind Twitter or email.