Our Mission

We would like to contribute to business society by providing professional services to our clients. As professional advisers, we help our clients solve complex business problems and aim to enhance their ability to build value, manage risk and improve performance.

Isamu Koike

Isamu Koike


Our service line

Our service line
  • Supporting Business start-up and Tax Compliance Services
  • Individual Income Tax
  • Tax Management and Accounting Services
  • M and A, and Reorganization Tax Services
  • Transfer Pricing Consulting Services
  • Financial Services

About us

Name Brain Tax Consulting
Senior Partner Isamu Koike
Address Nihonbashi Hisamatsu Bldg. 5F
2-28-1 Nihonbashi-Hamacho Chuo-Ku Tokyo 103-0007 Japan
Contact Tel 81-3-6638-6641 Fax 81-3-6638-6642
Brain Tax Consulting