1win Contacts in Japan

This page shows how you can contact 1win in Japan. Reach us by email, live chat, phone, messengers, or social networks. Support is available in Japanese and English. You get quick replies in live chat and messengers, and email answers usually arrive within 24 hours. You will find the 1win email address and the contact number below.

All Ways to Contact 1win

You can reach us for partnerships, media inquiries, marketing, affiliates, corporate questions, legal details, or investor proposals. Tell us your account ID and the topic so we can help faster.

Communication Method How to Contact Us What Questions Should You Ask
Live Chat On-site chat: tap the blue chat icon on this page. In the app: Account > Support > Chat. Available 24/7. Urgent help, login issues, deposits and withdrawals, game questions, or quick checks on your account.
Email Use the e-mail form in Account > Support > Email. The official address is shown in your profile. Typical reply in 24 hours. Documents, verification, detailed reports, corporate or compliance requests that need attachments.
Phone Request a call back in Account > Support > Call. Or dial the contact number shown in your account during posted hours. Complex issues that need live guidance, payment confirmations, or help when chat is not convenient.
LINE Add our official LINE from the QR code in your account or use the LINE link on this page. Short questions, payment status, or messages in Japanese.
Telegram Open the official Telegram link from the footer or Support page. Use direct messages only to the verified account. Service updates, maintenance notices, or private follow-ups. Do not post personal data in public chats.
X Twitter Follow our official profile via the footer link and send a direct message. General questions and service status. For account data, use chat or e-mail.
Help Center Ticket Open Help Center, pick a topic, and submit a ticket with full detail. Step-by-step support, guides, and known issues on the platform.

If you need the 1win contact number for Japan, open your account and go to Support to see the current number.

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