Dear Clients:

Now that the Corona disaster is under control, we are operating under a hybrid system of working onsite and telecommuting. To contact us by email, please send an email to your accountant or visit our website at this link. We are also reachable by phone at the main number for each office and have set up a dial-in number for each accountant. If you know your accountant’s number, please call us for a quicker response.

Thank you in advance for your cooperation.

Reiwa Accounting LLP


Our line-up of primary services includes corporation tax, personal income tax, and property tax filings, and key accounting and tax services including the preparation of monthly settlements. We also offer a one-stop solution for Japanese companies setting up operations in the United States, covering all necessary accounting and tax services including Japan-U.S. accounting, auditing, and international taxation services.

Company Overview

Reiwa Accounting LLP / Reiwa Accounting LLP is a new U.S. certified public accounting firm, formerly part of a certified public accounting firm with more than 35 years of experience.


We provide support through three local offices: Orange County, CA, where our audit department is based, San Diego, CA, and Honolulu, HI.

Core Members

Meet the core team members in each office. Each member of our team is an experienced professional with outstanding credentials.


April 1st, 2024

Corporate Transparency Act — Beneficial Ownership Information Reporting Requirement

December 1st, 2023

Holiday Business Hours

January 16th, 2023

New Hawaii Partner – Ms. Makiko Tsukada