
Accolades
Testimonials
Collated independently by Legal 500 research team.
‘Everyone in this firm is intelligent and articulates our positions on our behalf, sometimes even more effectively than us, to ensure the most favourable outcomes for us.’
‘Kenji Horiuchi at this firm not only possesses extensive legal knowledge as an attorney but also demonstrates an exceptional understanding of our business as it relates to litigation.'
'Masahiro Matsuoka is always quick to respond and consistently supports us by compensating for our lack of expertise and delays in handling the highly specialised field of tax litigation.'
'Naoto Obara is truly impressive for both her intelligence and skills.’
‘We regard Nagashima Ohno & Tsunematsu as a pre-eminent law firm in Japan, distinguished by its leading experts across a broad spectrum of practice areas and disciplines. We are likewise highly satisfied with the quality of their performance in the tax practice area for which we have retained their services.’
‘The team presently engaged on our behalf, led by Kenji Horiuchi and Sanshiro Suzuki, demonstrates an exceptional level of expertise and client-centricity, surpassing that of any attorneys I have previously encountered in the field of tax law.'
Key clients
- NGK Insulators
- Nissan Motor Co., Ltd.
- Ministry of Economy, Trade and Industry of Japan
- Ricoh Company Ltd
- Massachusetts Institute of Technology
Work highlights
Lawyers
Leading partners: Bengoshi
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Next Generation Partners: Bengoshi
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Yushi Hegawa
Other key lawyers
Koichiro Yoshimura; Shigeki Minami; Takashi Saida; Kenji Horiuchi; Masahiro Matsuoka; Naoto Obara; Sanshiro Suzuki

