What's the four-digit password for Naruto Championship?

The four-digit password of Naruto Championship is 1234. In Naruto's hand tour, a tournament has recently started. Players from all regions can sign up for the competition, but they have to enter a password to participate. Many people are also confused. Many players have reported this phenomenon, but they should send a short message link to the players later, and click enter. So the four-digit password of Naruto Championship is 1234.