Frequently Asked Questions

You can submit your official tax notification documents via our secure online portal or by visiting our Tokyo office at 1-1-2 Oshiage, Sumida-ku, Tokyo 131-0045, Japan.

For a complete assessment review, we require a copy of the notice, any prior correspondence with authorities, and relevant supporting documents such as income or expense records.

Typical turnaround for an initial review and draft response is five to seven business days, depending on the complexity of your case and the volume of materials provided.

Yes, taxumami provides regular status updates through our client portal and direct email notifications to keep you informed at each step.

All client information is handled under strict confidentiality protocols. We maintain secure data management systems to protect sensitive documents.

While our core services focus on intake, review, and drafting, we can coordinate with qualified representatives or legal counsel as needed for direct interactions with authorities.