At the password screen, press Left 3 times, Down 3 times and enter the Japanese character. Left 6 times, Up 1 time and enter the Japanese character. Right 6 times, Down 1 time and enter the Japanese character. Left 6 times, Up 1 time and enter the Japanese character. Right 4 times, Up 1 time and enter the Japanese character. Left 7 times, Up 1 time and enter the Japanese character. Right 6 times, Down 1 time and enter the Japanese character. Left 1 time, Down 3 times and enter the Japanese character.