Baker McKenzie (Gaikokuho Joint Enterprise)'s offering has a workload which encompasses advising clients on trade mark registration and infringement, as well as IP-related transactions and litigation. The group is a go-to for global trade mark portfolio management advice. Practice head Kensaku Takase acts for Japanese companies in the IT and consumer goods industries in particular. Daisuke Tatsuno is adept at handling both contentious and non-contentious matters, including advising on copyright infringement issues. Yosuke Takenaka and Tsugihiro Okada are also recommended members of the group.

Hogan Lovells Horitsu Jimusho Gaikokuho Kyodo Jigyo‘s practice handles both contentious and non-contentious matters, including transactional, licensing, enforcement, prosecution and advisory work. The team regularly acts for major Japanese corporations and manufacturers across the life sciences and healthcare, TMT, and automotive sectors. Frederick Ch’en and Lloyd Parker share leadership over the team; Ch’en is known for his expertise in significant cross-border patent litigation matters, and Parker has significant experience advising clients on the range of trade mark and design matters. Tomoe Takahashi specialises in handling multijurisdictional trade mark mandates, while Hiroto Imai is active in IP disputes.

Morrison Foerster‘s team is well-regarded for its expertise handling IP matters in the tech sector, in particular. The team regularly collaborates with the firm’s US offices to handle high-value cross-border matters for major tech multinationals. Masato Hayakawa, Louise Stoupe and Yuka Teraguchi co-lead the team; Hayakawa is experienced advising on the IP aspects of M&A deals, while Teraguchi has noteworthy expertise in handling IP disputes. Max Olson is active in patent and trade secret litigation. Chie Yakura is also a standout member of the group. Seth Graham brings over 15 years of experience with complex TMT transactions.

Jones Day‘s team regularly advises on both domestic IP and international trade mark matters as part of its broad practice. Michiru Takahashi spearheads the group and harnesses significant experience advising on infringement litigation and trade mark prosecution matters in particular. Shogo Asaji specialises in litigious cases, which he handles for clients in the mechanical, electrical and chemical sectors, amongst others.

Morgan Lewis & Bockius LLP's team assists a roster of clients which features life sciences and tech companies, amongst others, in litigious, regulatory and transactional IP contexts. Team head Motonori Araki focuses on IP licensing matters for major clients in the electric and machinery sectors, in particular. Alongside Araki at the helm is Jitsuro Morishita who specialises in contentious matters, including IP disputes and patent litigation.

DLA Piper Tokyo Partnership Gaikokuho Kyodojigyo Horitsu Jimusho‘s team is helmed by Tomomi Fujikouge whose areas of experience include handling IP licensing and disputes, trade mark and copyright, and data privacy matters, as well as those relating to IT companies' outsourcing. Naoto Kosuge and Fumiya Matsumoto are also names to note.

Orrick, Herrington & Sutcliffe LLP‘s team's workload incorporates acting for clients in contentious matters spanning international arbitration and disputes, and patent litigation. Practice head Anri Nakamoto regularly advises on cross-border matters with a nexus in Japan and the US. Shinsuke Yakura departed the practice in September 2024.

The team at Paul Hastings LLP advises clients across various sectors, including life sciences, pharma, tech and telecoms, on the range of IP matters. Bet-the-company, patent and trade secrets disputes are a particularly prominent feature of the team's workload. Kyotaro Ozawa specialises in contentious trade secrets matters and oversees the offering.

Quinn Emanuel Urquhart & Sullivan, LLP's team has expertise in litigation, advising Japanese clients involved in litigation and arbitration in the US and Europe. Ryan Goldstein spearheads the practice and has a wealth of experience advising on copyright and patent disputes for major manufacturers and tech corporations in particular.

Bolstered by the September 2024 arrival of practice head Shinsuke Yakura, White & Case LLP - White & Case Law Offices (Registered Association)‘s practice is recognised for its capabilities across patent litigation and arbitration, and regulatory compliance, with a particular specialism advising on the IP aspects of tech transactions. David Albagli is singled out for his deep knowledge of patents wherein he assists clients in the pharma, biotech and chemical industries. Masao Fujino joined alongside Yakura and is another name to note.