Hi, Thanks for your interest in N26! We're yet to launch in Japan. The languages we support are English, German, French, Spanish and Italian. You can see the countries we're available in on our support page. support.n26.com/en-eu/account-and-personal-details/opening-an-account/can-i-open-an-n26-account-in-my-country. Kind Regards, Peter, N26