Contact

Should you not receive a response from us after 3 days,we ask that you please check that your email address is correct and inquire again.Also, due to some of our services being unavailable on weekends or holidays,any inquiries received on those days will be processed in the order they are received on the first weekday of the following week.

Note to those using free email or mobile phone email services: Depending on your account’s filtering settings, email from our site may not be received. Please add the following domain to your filter settings to receive our emails.（*Not sure what a domain is? The text in an email address that comes after the “@” symbol is called the “domain.”）@koju.co.jp