MONOLITH LAW OFFICE+81-3-6262-3248Weekdays 10:00-18:00 JST



Law Firm with Strength in IT, Internet, and Business

Law Firm with Strength in IT, Internet, and Business

MONOLITH LAW OFFICE is a law firm located in Otemachi, Chiyoda-ku, Tokyo, Japan.It is directly connected to Otemachi Station and is a 7-minute walk from Tokyo Station.

We have served as legal counsel (including various contracts with directors, executive officers, etc.) for 622 companies, ranging from companies that listed in TSE prime to seed-stage venture firms. Our IT/Internet-related work includes preventing reputational damage, anti-defamation, and disputes related to system development. We also provide legal services related to startup companies, which includes investments of 100 million yen or more by TSE-listed companies and M&A by venture companies. We have been providing legal services to 1185 clients up to now.

”Understanding IT and business” is what makes us special.


MONOLITH LAW OFFICE (Otemachi office)

21/F Financial City North Tower 1-9-5 Otemachi, Chiyoda-ku Tokyo 100-0004, Japan

Tokyo Metro Marunouchi Line, Tozai Line, Chiyoda Line, Hanzomon Line, Toei Subway Mita Line

Direct access from Exit A1 of Otemachi Station

Shinkansen: Tohoku Shinkansen, Joetsu Shinkansen, Hokuriku Shinkansen, Hokkaido Shinkansen, Yamagata Shinkansen, Akita Shinkansen, JR Tokaido Line, Keihin Tohoku Line, Yamanote Line, Chuo Line, Yokosuka Line, Keiyo Line, Tokyo Metro Marunouchi Line

7 minutes’ walk from Tokyo Station Marunouchi North Exit

Otemachi Financial City Parking Lot

1-9-5, 1-9-7, Otemachi, Chiyoda-ku, Tokyo

Expansion and Relocation to Otemachi Financial City

Expansion and Relocation to Otemachi Financial City

After opening in Yotsuya, Shinjuku-ku, Tokyo in March 2017, MONOLITH LAW OFFICE moved to Otemachi (Asahi Seimei Otemachi Building) in August 2018, thanks to your support, and was incorporated as a law firm in March 2020. In December 2020, we opened a branch office on the 29th floor of the same building as our Otemachi office (Asahi Seimei Otemachi Building).

Then, in September 2022, we expanded and relocated to Otemachi Financial City.

We look forward to working with you.


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