Keio University

Research experience

Kotosaka, Masahiro

1-12 items (total 12)
2025

Mercari, Inc. External Director

2023

SRE Holdings External Director

2018

Euglena, Inc. External Director

2017 - 2026

Gojo & Company External Director

2017 - 2026

Raksul, Inc. External Director (A member of Audit committee)

2016 - 2023

Uzabase, Inc. External Director

2015 - 2024

Appirits, Inc. External Director

2004 - 2008

McKinsey & Company Tokyo/Frankfurt

2002 - 2004

E-jis, Inc. Representative Director

2002 - 2004

Vita-Japan, Co., Ltd. Executive Director

2021 - 2022

Hitotsubashi University Business School School of International Corporate Strategy Adjunct Associate Professor

2000 - 2002

Newrong, Inc. Representative Director