Contact OneMall

You can reach the OneMall team through the channels below. For questions about an order, the fastest route is customer support on the main site; for anything about an article on this blog, email us with the article URL.

Order and account questions

• Customer support: Contact customer support on onemall.jp (sign in first so we can see your order).
• Help center: support.onemall.jp — fees, payment, shipping methods, prohibited items, returns and refunds.
• Email: [email protected]
• WhatsApp: +1 (202) 652-5368
• Discord: join the OneMall community server

Support is available in English, Chinese and Japanese.

About an article on this blog

Corrections, outdated prices, broken links or questions about how an article was researched: email [email protected] with the subject line “Blog” and the article URL. How we handle corrections is described in our editorial policy.

Follow OneMall

• X (@onemalljapan)
• Instagram (@onemalljapan)
• OneMall app on Google Play

Company

OneMall is operated by Inagora Inc. (Inagora株式会社), Japan. Company details are published on the company profile page.

Last updated: 2026-10-22.