CONTACT

To the next stage
with BASE ONE

Expertise
&
Challenge

BASE ONE Tax Co.
Only one partner for business owners “Specialized in
corporate taxation” tax accountant

We provide the best services for your business by combining the knowledge, experience,

and ideas of each expert based on our background.
We are also able to design and propose custom-made plans
tailored to the client’s circumstances and needs,
so please feel free to contact us.

About us

We are over 10 years of experience in tax advisory and tax return preparation for over 300 companies in a wide range of industries and sectors, including Japanese listed companies and global multinational companies. Our team of professionals consists of a Certified Public Tax Accountant from from Japanese listed company and Big 4 accounting firms, a Certified Public Accountant with experience in financial advisory services at domestic bank and Big 4 advisory & audit firm, and a university professor who is well versed in tax law. In addition to highly specialized accounting and tax services, we provide a wide range of services including business planning, M&A considering, and management strategy consultation.

All members of our firm are qualified and an average age of 35, and well versed in the latest business trends and IT tools. In addition, there is no business continuity risk due to multiple specialists, and we can commit to staying with and supporting your company’s growth for decades or more.

As the tax accounting firm specializing in corporate, we have been chosen by a wide range of companies, from start-ups to prime market listed companies with sales of several trillion yen. If you have any questions or concerns about us, please do not hesitate to contact.

Why？ BASE ONE

Low-cost tax
firms
BASE
ONE Tax
Co.
Major tax
firms
Proposal ability
Uniform approach
Flexible proposals
tailored to
client
characteristics
Limited scope of
proposals due
to

organizational size
Organizational ability
One tax accountant
Multiple tax accountants in our
engagement team
Many tax accountants
Specialization
Unable to
handle complex tax
Handles complex tax including international, M&A tax etc.
Professionals with high specialization in various fields
Quality
Handling by unqualified staff lacking the internal review systems
Preparation
and review by qualified professionals with over 500 cumulative experiences
Quality levels may vary depending on the engagement member
Fee
Very low-cost prices
Reasonable
Expensive
Recommended for~
Those who prioritize affordability
over quality
Those looking
to reduce costs and want to commission experienced tax accountants
Those who prioritize
brand reputation and
extensive track record of
a major tax firm over
price

Strong Points

  • M&A

    When considering M&A and organizational restructuring, we can provide comprehensive advice not only as accounting and tax specialists, but also from M&A strategy planning by implementing support.

  • International Tax

    Based on our broad expertise and deep understanding of the international tax, we provide strategic support for tax issues in global expansion.

  • Tax Audit

    We protect our clients’ interests based on our extensive tax audit experience and tax expertise. We minimize risks in tax audits through meticulous responses and accurate advice.

We are actively committed to working as ONE team with our clients to resolve a variety of problems.
Please feel free to consult with us about anything from corporate operations and management strategies to accounting and taxation matters.

Contact

To contact us, please send an e-mail.
Closed: Saturdays, Sundays, and national holidays

CONTACT

Expertise & Challenge