Profile
Mariko Osato is currently Vice Chairman at Japan Orienteering Association since 2018, Independent Outside Director at Uniden Holdings Corp.
since 2020, Director at Public Relations Society of Japan since 2018, Representative Director at Arc Communications, Inc. (Japan) since 2005, and Independent Outside Director at Punch Industry Co., Ltd. since 2024.
Formerly, Ms. Osato was Independent Outside Director at Nihon M&A Center Holdings Inc. from 2023 to 2025.
Mariko Osato active positions
| Companies | Position | Start |
|---|---|---|
| UNIDEN HOLDINGS CORPORATION | Director/Board Member | 01/09/2020 |
| PUNCH INDUSTRY CO., LTD. | Director/Board Member | - |
Public Relations Society of Japan | Director/Board Member | 01/04/2018 |
Arc Communications, Inc. (Japan) | Director/Board Member | 01/07/2005 |
Japan Orienteering Association | Director/Board Member | 01/04/2018 |
Former positions of Mariko Osato
| Companies | Position | End |
|---|---|---|
| NIHON M&A CENTER HOLDINGS INC. | Director/Board Member | 26/06/2025 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
Uniden Holdings Corp.
Uniden Holdings Corp. Telecommunications EquipmentElectronic Technology Develops, manufactures and sells wireless communication tools | Electronic Technology |
Nihon M&A Center Holdings Inc.
Nihon M&A Center Holdings Inc. Investment Banks/BrokersFinance Provides merger and acquisition advisory, brokerage and support services | Finance |
Punch Industry Co., Ltd.
Punch Industry Co., Ltd. Industrial MachineryProducer Manufacturing Engages in the manufacture and sale of molds and die components | Producer Manufacturing |
Public Relations Society of Japan | |
Arc Communications, Inc. (Japan) | |
Japan Orienteering Association |
- Stock Market
- Insiders
- Mariko Osato
















