User guide

About membership registration

There are no joining fees or annual fees.
To place an order, you must register as a member (free of charge).

◎How to register as a member

  1. New member registration pagePlease proceed to the next step.
  2. Please enter your information on the new member registration screen.
    • All input/selection items are required.
    • Please set a valid email address that you are currently using.
    • Please register your password using half-width alphanumeric characters and at least 5 characters.
  3. Please check the "Terms of Use and Handling of Personal Information" and click "Register as a member."
  4. A membership registration completion email will be sent to the email address you registered.

◎Notes

  • If your registered email address is incorrect, we will not be able to send you emails. Please enter your details correctly when registering.
  • If your registered email address is restricted, you may not be able to receive emails from our store. Please follow the settings of each mobile phone company to cancel domain rejection or set up designated reception for "@grayparkaservice.com" and "@koupenchan-store.jp".

About orders

If you have already registered as a member, please log in and proceed to order.
To place an order on this site, you must register as a member (free of charge).

◎How to order

  1. When you press the "Add to Cart" button on the product page, the product will be added to your shopping cart.
  2. If you wish to continue searching for products, please press the "Continue Shopping" button, and if you wish to proceed with the purchase procedure, please press the "Proceed to Checkout" button.
  3. Once the order procedure is complete, the "Thank you! Mr.○○" screen will be displayed.
  4. An "order confirmation email" will be automatically sent to your registered email address.

◎Notes

  • Adding an item to your cart does not guarantee that you have reserved that item. Your product will be secured as soon as your order is completed.
  • Pre-order items and regular items cannot be ordered together.
  • We cannot accept changes or cancellations after placing your order. Please understand this before placing your order.
  • If you do not receive an order confirmation email, it may have been received in your spam folder, your email settings may be incorrect, or you may have entered the email address incorrectly. After checking,Contact formPlease contact us.
  • We do not accept gift wrapping.
  • Please make sure that the delivery address information is correct before completing your order.
    We are unable to handle address changes (forwarding) after shipment from our store, so please contact Yamato Transport yourself.
    We cannot guarantee any additional shipping charges incurred due to address changes (forwarding).
    Please check here for details.
  • Orders exceeding the quantity limit will be cancelled. Please purchase according to the limited quantity.

◎About cancellation

As a general rule, we do not accept cancellations of orders. Please be aware of this before placing your order.

About payment

You can choose from the following methods.

  • Credit card payment
  • Apple Pay
  • Smartphone payment (PayPay, au PAY, Rakuten Pay, d Payment)
  • Pay later Paidy

●Credit card payment

◎Available credit cards

  • VISA / JCB / Master Card / American Express

◎Number of payments

  • 1 time

◎Notes

  • The credit card usage date (payment date) is the "order date" for both in-stock and reserved products.
  • The closing date for credit cards varies depending on the credit card company you use. Please check with your credit card company.
  • In the case of pre-ordered items, the payment may be debited before the item is delivered to you. Thank you for your understanding.

◎Regarding credit card number registration

If you register your email address and mobile phone number with Shop Pay, you can easily make a payment by simply entering the 6-digit code sent to your mobile phone number via SMS the next time you make a purchase, without having to enter your credit card information again.
*The Shop Pay app does not support Japanese and cannot input addresses in Japanese, so please register from the web page.
⇒ Click here to register and log in to Shop Pay (external site)

●Apple Pay

◎Payment method

Tap the Apple Pay button displayed on the ordering screen to log in to Apple.
After logging in, select the registered shipping address, credit card, etc., and complete the procedure.

*How to setApple official pagePlease check more.

●QR code payment (PayPay, au PAY, Rakuten Pay, d Payment)

This is an electronic payment method where you pay using a QR code or a dedicated app.
Our store uses KOMOJU's payment agency service.
To use it, you must register for PayPay, au PAY, Rakuten Pay, or d Payment in advance.

◎Smartphone payment available

  • PayPay
  • au PAY
  • Rakuten Pay
  • d payment

◎Payment method

If you are accessing with a smartphone

  1. When ordering, please select "PayPay", "au PAY", "Rakuten Pay" or "d Payment" on the payment screen.
  2. When you tap "Order Completed", you will be redirected to the KOMOJU payment screen. Check the displayed payment amount and tap ``Proceed to PayPay'' or ``Proceed to au PAY'' or ``Proceed to Rakuten Pay'' or ``Proceed to d Payment.''
  3. The smartphone payment app will launch, so follow the on-screen instructions and tap "Pay".

If you are accessing from a PC

  1. When ordering, please select "PayPay", "au PAY", "Rakuten Pay" or "d Payment" on the payment screen.
  2. When you click "Confirm order", you will be redirected to the KOMOJU payment screen. Select "Proceed to PayPay", "Proceed to au PAY", "Proceed to Rakuten Pay", or "Proceed to d Payment".
  3. A QR code will be displayed. When you scan the QR code with a smartphone that has the applicable payment app installed, the payment procedure screen will be displayed. Follow the on-screen instructions to complete your payment.

◎Notes

  • After moving to each QR code payment app, please complete the payment procedure within the time shown below.
    PayPay: After moving to the PayPay app [within 5 minutes]
    au PAY: After moving to the au PAY app [within 5 minutes]
    Rakuten Pay: After moving to the Rakuten Pay app [within 30 minutes]
    d Payment: After moving to the d Payment app [within 5 minutes]

●Pay later Paidy

Paidy is a payment method that allows you to pay the entire amount at a convenience store or bank the following month.
There is no payment fee for each purchase, but the payment fee will vary depending on the payment method for the billed amount in the month of billing. For detailsPaidy official pagePlease check more.

◎Payment method

  1. When ordering, please select "Pay Later Paidy" as your payment method and enter your email address and mobile phone number.
  2. Your order will be completed by entering the 4-digit verification code sent via SMS.
  3. You will receive notification of the invoice amount from Paidy via email and SMS between the 1st and 5th of the following month. Please select your payment method and pay by the 27th of the following month.
    Example) For orders placed on June 1, 2024
    • Payment Notification: Paidy will send you a notification of your invoice amount via email and SMS between June 1st and June 3rd.
    • Payment deadline: July 27th

*For detailsPaidy official pagePlease check more.

About delivery

◎Delivery company

We will ship via Yamato Transport courier service.

◎Shipping fee

Free shipping is available for orders over ¥11,000 (tax included).

Hokkaido ¥1,320
Tohoku ¥1,100
Kanto ¥990
Chubu ¥990
Kinki ¥1,045
china ¥1,100
Shikoku ¥1,100
Kyushu ¥1,320
Okinawa ¥4,070

*All prices include tax


We charge a flat rate of 1,320 yen (tax included) nationwide, and are not eligible for free shipping.
*Okinawa is not eligible for e-gifts.

◎Number of days from order to shipping

With the exception of some products, in-stock products will be delivered within 7 business days from the day after your order, and pre-order products will be delivered within 7 business days from the scheduled shipping date. Orders that specify a desired delivery date will be delivered on the desired delivery date and time specified at the time of ordering.

◎Delivery status after shipment

After your order has been shipped, please check the "Shipping Completion Email" sent to your registered email address.
We have listed Yamato's inquiry number and URL where you can check the delivery status.

◎Notes

  • We will ship each order number (order number). We cannot combine multiple orders.
  • We do not ship on Saturdays, Sundays, or holidays.
  • Delivery is only within Japan, and we do not ship overseas.
  • For address changes (forwarding) after shipment from our store, please contact Yamato Transport yourself.
    *Important*
    Due to "wrong delivery address", "long-term absence", "movement", etc.If the delivery address is changed (transferred) to an address different from the address stated on the invoice, additional shipping charges will be incurred depending on the changed address, and the recipient will be responsible for paying the additional shipping charges (cash on delivery).
    We cannot accept transfer requests from our store to Yamato Transport.
    Additionally, we cannot guarantee any additional shipping charges incurred due to forwarding.
    Please check here for details.

About gift wrapping

We accept gift wrapping for a fee of ¥550 (tax included) on this site.
After adding the item to your cart, press the "Add gift wrapping (¥550)" button on the cart page to add gift wrapping to your cart.

◎Notes

  • If you purchase multiple items, we will wrap them all together. (Individual packaging is not available)
  • You may only request one gift wrapper per order.
    If you would like to have multiple items wrapped, please separate your order.
  • We will package your order using materials appropriate to the size of your order. We do not accept size specifications for wrapping materials.
  • The product will be delivered with tags attached. If there is a price listed, a sticker will be attached to hide the price.
  • Pre-order items, some large items, and items whose price cannot be hidden due to product or product packaging specifications are not eligible for wrapping.
    If your cart contains items that are not eligible for wrapping, you will not be able to proceed to checkout. Please delete items that are not eligible for wrapping and proceed to checkout.
  • If the item is eligible for a novelty campaign, novelty items are not eligible for gift wrapping. We will not wrap the item and will ship it together.
  • We do not sell gift wrapping only.
  • If the item cannot be gift wrapped, we will send the wrapping materials together with the item.
  • We do not support "Noshi".

About returns and exchanges

When the product arrives, please first check that there are no scratches or defects on the product and that it matches your order.

◎Returns and exchanges due to customer convenience

We do not accept returns or exchanges of products due to customer convenience.
Please check the color, size, contents, characteristics, delivery date, and precautions of the product before placing your order.

◎Returns and exchanges due to product defects

Although we take every precaution, if by any chance you receive a defective product, such as a damaged product, or a product that is different from what you ordered, we will accept returns or exchanges.

[Within 7 days after receiving the product]Contact formPlease check the following before contacting us.

  • Please prepare an image that shows the defect in the product.
  • If it is dirty, try wiping it with a damp cloth that has been wrung out. Minor stains that can be wiped off are not eligible for replacement. If it cannot be removed by wiping, please mention this when contacting us.
  • If a product's parts are missing or damaged, only those parts may be shipped. After confirming the contents, we will contact you again.

Please note that if a replacement product is not available, such as a sold-out item, we may issue a refund.
*Even if you return the item in the original box, the replacement item will be shipped in a regular shipping box. Please note that the original BOX cannot be returned.

  • Requests for exchange or return after the corresponding period has passed from the date of product arrival due to long-term storage, etc.
  • Items returned without prior notification (Please be sure to contact us in advance if you wish to exchange or return the item.)
  • Products that are scratched or damaged due to customer use
  • A request from someone other than the purchaser (excluding cases where the request is made by an agent whose authority of representation has been certified in the manner specified by our company).
  • When making a purchase at a store outside of this site (including, but not limited to, auction sites, permanent stores, physical stores, and internet stores)
  • If the defect is due to manufacturing characteristics and does not fall under the category of initial defect.

◎If the product is not received and returned to our store

If, after shipping a product from our company, the customer does not receive the product and returns it to our company (including a warehouse or other delivery base designated by our company) (including but not limited to cases where the customer refuses to receive the product, the storage period has elapsed due to the customer's absence, or the address is unknown), the order will be treated as canceled at the time the product is returned, and the customer will be responsible for the costs listed below. If you have paid for the product in advance, we will process the refund for the remaining amount after deducting the customer's burden.

  • Shipping fee
    *Prices are based on regional shipping charges determined by our company. For details, please check "About delivery" in the user guide.
    *For orders with free shipping, the above shipping charges will be deducted as well.
    *If return shipping costs are incurred separately due to the delivery company's terms and conditions, the additional cost will be borne by the customer.
  • Actual costs such as fees incurred for ordered products (including, but not limited to, wrapping fees and various service fees).

◎If the customer ships overseas using an overseas shipping agency service, etc.

This site is provided to customers residing in Japan.
Even if customers use overseas forwarding services at their own risk, we will handle returns and exchanges in the same way as above. For example, even if a customer purchases a product using an overseas forwarding service, the customer must contact the customer center of this site using the inquiry form within 7 days from the date the product arrives at the address in Japan designated as the shipping destination, and then return the product according to our instructions. In addition, if we respond by returning the product, the replacement product will be sent to the same address as the originally specified shipping address (in this case, the shipping fee borne by our company will be limited to the shipping fee to the address in Japan specified as the shipping destination of the product).
Furthermore, our company is not responsible for any scratches, damage, or quantity shortages (such as damage that occurs after the product arrives at the address in Japan that you specified as the shipping destination) that occur as a result of the customer's use of overseas forwarding services.
Thank you for your understanding.

About e-gifts

Contents regarding e-giftsThis pagePlease check.

About recommended environment

  • Windows: Google Chrome, Mozilla Firefox, Microsoft Edge latest version
  • Mac (Macintosh): Latest versions of Safari and Google Chrome
  • iPhone: Latest version of Safari
  • Android: Google Chrome latest version

If you are using Internet Explorer, the page may not display correctly, so please use Microsoft Edge.
If you experience any problems with the display or operation of the site, please try using the recommended environment above.

Contact us

Contact us

*Closed on Saturdays, Sundays, holidays, Golden Week, year-end and New Year holidays, and our designated holidays.
*We will respond sequentially within 5 business days. Thank you for your understanding.