How to use guide RSS
Notification of Changes to &YOUKAEN Login Method (effective June 7, 2026)
May 29, 2026
At &YOUKAEN, we are changing our login method to make it safer and smoother for you to use our services.
In the future, instead of logging in with your email address and password, you will log in using a "6-digit verification code" sent to your registered email address.
Your order history and member information will be carried over, and you will not need to register as a new member or reset your password.
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&YOUKAEN Smartphone Payment (QR Code): How to Use and FAQs
Nov 14, 2025
This page provides detailed information on how to use QR code payments (PayPay and Merpay).
■ What is smartphone payment (QR code)?QR code payment is a cashless payment method that allows you to pay using a dedicated smartphone app. If you use apps such as PayPay or Merpay, simply select the corresponding payment method when placing your order, and the app will automatically launch. You can then easily complete your payment by following the on-screen instructions.Since there is no need to enter credit card information, you can use it smoothly and securely.
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How to use &YOUKAEN points
Apr 12, 2023
Our &Points program has been renewed for your convenience at &YOUKAEN!Here's how to use &Points, now ea...
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&YOUKAEN point system information
Apr 8, 2023
&YOUKAEN points addition
We will give you points equivalent to 1% of the subtotal amount (tax included) of the purchased products. Points will be awarded when all ordered products are shipped . If you register an account, you will receive 300 points . (if enabled) If you post a review for the product you purchased, you will receive 50 points after the review is approved.
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How to purchase products
Mar 31, 2023
&YOUKAEN Product Purchase Method
1. Add item to cart
Choose your item by checking the flower style and atmosphere...
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&YOUKAEN About clearing the cache when old pages are displayed
Mar 31, 2023
About cache clearing
In order to use the new site "& YOUKAEN" more comfortably, we recommend clearing the cach...
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