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Hiromasa Yamauchi

Hiromasa Yamauchi

Senior Associate

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Hiromasa Yamauchi

Hiromasa Yamauchi

Hiromasa Yamauchi

Hiromasa Yamauchi

Senior Associate

Tokyo

Japanese

+81-3-6266-8547

+81-3-6266-8547

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Practices Related Topics Profile

Practices

Crisis Management / Compliance

Dispute Resolution

Corporate Law

Employment & Labor

Related Topics

Publications

July 15, 2025

"2025 Amendment to the Whistleblower Protection Act and its Impact on Corporate Practices"

Hiromasa Yamauchi
Publications

July 15, 2025

"Outline of the ‘⁠Law Partially Amending the Whistleblower Protection Act (Act No. 62 of 2025)"

Hiromasa Yamauchi
Publications

May 15, 2024

"Practical Manual for Responding to Product Accidents and Corporate Scandals - From Preventive Measures and Initial Responses to Restoring Reliability Based on Actual Case Samples"

Ryota Yamasaki

Kenta Kawabata

Takaaki Kanayama

Mitsuhiko Nakada

Hiromasa Yamauchi

Yushi Nagao

Yusuke Fujii
Public Interest

October 12, 2023

Hiromasa Yamauchi, Kotaro Motoshima, Misato Kobayashi, Masumi Sato, Yuichiro Ishida, Yuta Kawasaki, Takuma Mori, Mio Fukumoto conduct a program for providing law-related education, etc. to junior and senior high school students living in children’s homes

Hiromasa Yamauchi

Misato Kobayashi

Masumi Sato

Yuichiro Ishida

Yuta Kawasaki

Takuma Mori

Mio Fukumoto
Publications

January 16, 2023

"Initial Responses to Fraud and Misconduct by Category"

Hiroshi Yamauchi

Toru Yamada

Ryosuke Nishimoto

Yusuke Takamiya

Suguru Miyata

Hiroshi Shirane

Aki Tanaka

Kazuhisa Kita

Daisuke Tsuta

Hiroyuki Kato

Aritsune Miyoda

Kazuhito Imaizumi

Kazuyoshi Takada

Chihiro Tsukada

Go Chihara

Atsuki Okuda

Kento Shigetomi

Hiromasa Yamauchi
Publications

June 21, 2022

"Initial Responses to Fraud and Misconduct by Category (Final): Crimes by Corporate Executives in their Private Lives"

Hiroshi Yamauchi

Toru Yamada

Hiromasa Yamauchi
Publications

September 21, 2021

"Special Feature 2: Reconsidering New Legal Practical Measures to Handle Foreign Subsidiaries in the Wake of COVID-19 Initial Response to Overseas Compliance Violations - Initial Fact-Finding, Preservation of Evidence, and Examination of Related Laws and

Hiroshi Yamauchi

Aritsune Miyoda

Hiromasa Yamauchi
Public Interest

September 16, 2021

Hiromasa Yamauchi, Kota Yamaoka, Karin Kobayashi, Kotaro Motoshima, and Masumi Sato provide law-related education to junior and senior high school students in a children’s home

Hiromasa Yamauchi

Kota Yamaoka

Masumi Sato
Public Interest

September 13, 2021

The firm’s lawyers contributed to a booklet (published by NPO Kidsdoor; sponsored by J.P. Morgan) for high school students providing easy-to-understand explanations about familiar issues related to social networking services and other topics.

Ayaka Isaji

Yurika Inoue

Yutaro Hori

Kota Yamaoka

Yuri Sukizaki

Misato Kobayashi

Masumi Sato

Hiromasa Yamauchi

Publications

July 15, 2025

"2025 Amendment to the Whistleblower Protection Act and its Impact on Corporate Practices"

Hiromasa Yamauchi
Publications

July 15, 2025

"Outline of the ‘⁠Law Partially Amending the Whistleblower Protection Act (Act No. 62 of 2025)"

Hiromasa Yamauchi
Publications

May 15, 2024

"Practical Manual for Responding to Product Accidents and Corporate Scandals - From Preventive Measures and Initial Responses to Restoring Reliability Based on Actual Case Samples"

Ryota Yamasaki

Kenta Kawabata

Takaaki Kanayama

Mitsuhiko Nakada

Hiromasa Yamauchi

Yushi Nagao

Yusuke Fujii
Publications

January 16, 2023

"Initial Responses to Fraud and Misconduct by Category"

Hiroshi Yamauchi

Toru Yamada

Ryosuke Nishimoto

Yusuke Takamiya

Suguru Miyata

Hiroshi Shirane

Aki Tanaka

Kazuhisa Kita

Daisuke Tsuta

Hiroyuki Kato

Aritsune Miyoda

Kazuhito Imaizumi

Kazuyoshi Takada

Chihiro Tsukada

Go Chihara

Atsuki Okuda

Kento Shigetomi

Hiromasa Yamauchi
Publications

June 21, 2022

"Initial Responses to Fraud and Misconduct by Category (Final): Crimes by Corporate Executives in their Private Lives"

Hiroshi Yamauchi

Toru Yamada

Hiromasa Yamauchi
Publications

September 21, 2021

"Special Feature 2: Reconsidering New Legal Practical Measures to Handle Foreign Subsidiaries in the Wake of COVID-19 Initial Response to Overseas Compliance Violations - Initial Fact-Finding, Preservation of Evidence, and Examination of Related Laws and

Hiroshi Yamauchi

Aritsune Miyoda

Hiromasa Yamauchi

Public Interest

October 12, 2023

Hiromasa Yamauchi, Kotaro Motoshima, Misato Kobayashi, Masumi Sato, Yuichiro Ishida, Yuta Kawasaki, Takuma Mori, Mio Fukumoto conduct a program for providing law-related education, etc. to junior and senior high school students living in children’s homes

Hiromasa Yamauchi

Misato Kobayashi

Masumi Sato

Yuichiro Ishida

Yuta Kawasaki

Takuma Mori

Mio Fukumoto
Public Interest

September 16, 2021

Hiromasa Yamauchi, Kota Yamaoka, Karin Kobayashi, Kotaro Motoshima, and Masumi Sato provide law-related education to junior and senior high school students in a children’s home

Hiromasa Yamauchi

Kota Yamaoka

Masumi Sato
Public Interest

September 13, 2021

The firm’s lawyers contributed to a booklet (published by NPO Kidsdoor; sponsored by J.P. Morgan) for high school students providing easy-to-understand explanations about familiar issues related to social networking services and other topics.

Ayaka Isaji

Yurika Inoue

Yutaro Hori

Kota Yamaoka

Yuri Sukizaki

Misato Kobayashi

Masumi Sato

Hiromasa Yamauchi

View all Publications View all Notices

Profile

Background

Nagoya University (LL.B., 2015)

　

Nagoya University Law School (J.D., 2017)

　

assigned as a fixed-term government employee to the Office of the Counselor for Whistleblower Protection and Consumer-Business Partnerships⁠, Consumer Affair Agency (Specialist for Policy Planning) (2024-2025)

　

Qualifications & Affiliations

admitted in Japan, 2018
membership: Daini Tokyo Bar Association

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