JAPAN Law and Practice Contributed by: Shinichiro Yamashita and Naruku Okamoto, Hiratsuka & Co
Hiratsuka & Co is a boutique law firm in Tokyo es- tablished in 1976, with five lawyers and one aca- demic consultant, providing a full range of domestic and cross-border Japanese legal services. The firm handles various types of insurance, typical and non- typical, and has advised both insurers/reinsurers and insureds/reinsureds on matters such as fire insur- ance, earthquake insurance, liability insurance, ma- rine insurance, erection insurance, satellite insurance and umbrella insurance. Another area of expertise
is recovery actions in Japan based on subrogation. Hiratsuka & Co also advises on Japanese insurance regulations and assists non-Japanese clients in ob- taining insurance licences in Japan. The firm has been instructed by insurance companies and law of- fices from all around the globe, including Japan, the UK, the USA, France, Germany, Switzerland, Italy, Spain, Norway, Russia, Singapore, Australia, Hong Kong, China and Taiwan.
Authors
Shinichiro Yamashita has been a partner at Hiratsuka & Co since 2006. He graduated from the University of Tokyo, Faculty of Law in 1997, qualified in 2002, trained in liability insurance association and law firms in
Naruku Okamoto is an associate at Hiratsuka & Co. He graduated from School of Law, Nagoya University in 2022 and from Hokkaido University Law School in 2025, before qualifying as an attorney in 2026.
London, and attended a University of Southampton Maritime Law Short Course in 2007. Since 2012, he has co-authored texts on Japanese insurance law and regulation. He is regularly appointed by non- Japanese insurers and reinsurers for disputes relating to Japan, and is a member of the First Tokyo Bar Association and the Insurance Committee of the International Bar Association.
Hiratsuka & Co Room 404, Godo Kaikan 3-27, Kioicho Chiyoda-ku, Tokyo Japan Tel: +81-3-6666-8811 Fax: +81-3-6666-8820 Email: sy@h-ps.co.jp Web: www.h-ps.co.jp
165 I NSURANCE L I T IGATI O N 2026
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