Trade Name: WUSEI

Email (Preferred Contact Method): support@whentea.shop

Phone Number: +81 90-9211-1988 (Japan, UTC+9)

We welcome your message like the gentle steeping of tea.

For the fastest and most reliable response, please contact us by email at support@whentea.shop.

Our phone number is available, but we may not always be able to answer.

If we’re unavailable, kindly reach out by email — it’s the best way to connect.