
Oh-Ebashi LPC & Partners advises a wide range of domestic and international clients on matters spanning M&A, corporate restructuring, and strategic business collaborations. The practice is headed by Norihiro Sekiguchi, who brings deep experience in domestic and cross-border transactions, as well as private equity investments, and Seigo Takehira, whose cross-border expertise extends across numerous sectors, including pharmaceuticals, energy, electronics, chemicals, transportation, real estate, and financial services. Kochi Hashimoto is a key figure in the team, frequently sought after for her counsel on M&A involving both listed and unlisted companies. Hashimoto also advises private equity and venture capital funds, as well as public companies, on startup investments and acquisitions.
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Key clients
- Basic Capital Management Inc
- Japan Growth Investments Alliance Inc
- SOLABLE Inc
- Shinto Paint Co Ltd
- Air Water Inc.
- THINKR Inc
- Kaneka Corporation
- Alfresa Holdings Corp
- Kanto Railway Co., Ltd
Work highlights
Advised Basic Capital Management Inc. on the acquisition of Meito-Care Co. Ltd, a Japan-based operator of elderly care facilities, as part of a succession-driven transaction in the senior healthcare services sector.
Advised Japan Growth Investments Alliance Inc. in connection with its exit from Hosoya Corp through a sale to Hurxley Corp, a Japan-based operator of boxed meal franchises and bakeries. The transaction represented a successful exit strategy in the food manufacturing sector.
Advised Kawasaki Heavy Industries Ltd. on the sale of a 20% stake in Kawasaki Motors Corp Japan Co., Ltd. to Itochu Corporation for JPY 80 billion (approximately USD 520.6 million). The transaction successfully obtained all necessary regulatory approvals across multiple jurisdictions and closed on April 1, 2025.
Lawyers
Leading partners: Bengoshi
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Norihiro Sekiguchi; Seigo Takehira
Other key lawyers
Kochi Hashimoto
