SEIBU PRINCE CLUB is the Seibu Group’s points program that lets members earn and use SEIBU Smile POINTS at Seibu Railway, stores along the Seibu Line, and various partner merchants, and enjoy member-only benefits available with presentation of a membership card.
SEIBU Smile ID is an account service that allows you to access Seibu Group services, including SEIBU PRINCE CLUB, using a single ID.