Is the voucher for sending luggage the type that is used for storing luggage in a locker?

Not at all, after placing an order, you will receive a product link. Luggage delivery refers to the shipping service from the airport to the hotel, or from a hotel in Japan to another hotel.

Luggage delivery voucher, a service for airport to hotel or hotel to hotel delivery, not for depositing luggage.
Not at all, after placing an order, you will receive a product link. Luggage delivery refers to the delivery service from the airport to the hotel, or from a hotel in Japan to another hotel.

Luggage delivery voucher, a service for delivery from the airport to the hotel or from the hotel to the hotel, not for depositing luggage.