Finish in first place in all course and course variations two times to unlock every costume.
The introduction sequence will change after a new record is set.
Put the CD into a PC CD-Rom and look for 2 images names wallpaper1 and wallpaper2.
Complete all sections in all four levels.
To play as Hanamuizu beat all the races twice. If you can earn a gold medal on each course he will be unlocked.
