It is possible in Japan to complete the entire tax return filling and payment online. This solution may be very useful for a company headquartered abroad. There is however one important precondition to using online tax-services, which prevents foreign companies from using the online portals:
Companies must have legal residence in Japan, which is necessary to obtain a digital ID/Electronic certificate.
e-Tax
e-Tax is the National Tax Agency’s online tax website. A company will able to file tax returns and pay national Corporation taxes on this website.
eLTAX
eLTAX is the equivalent for local taxes. There is no information in foreign languages available