Enter the coupon code when purchasing a "Visitor: Weekday" ticket (usually 3,300 yen). It will be half price 1,650 yen. If you register as a member after using it for the first time, you can use this price as a registration fee.

Enter the coupon code when purchasing a "Visitor: Weekends and Holidays" ticket (usually 2,750 yen). It will be half price 1,375 yen. If you register as a member after using it for the first time, you can use this price as a registration fee.