Tax-Free-Japan

Shinjuku Department Store Guest Card Guide: Isetan, Takashimaya, Keio & Odakyu Discounts Compared

Compare 2026 guest card discounts at Shinjuku's 4 major department stores — Isetan app 5%, Takashimaya physical card 5%, Keio coupon 5%, and Odakyu's exclusive 6%. Includes tax refund tips.