松口 友祐
Investorバリューアップ担当チーム at PROSPER
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About
Value-up team member. Joined Japan Post Bank in 2017, working in branch operations, asset-management consulting, and headquarters planning for regional revitalization. Joined PROSPER on secondment from Japan Post Bank in April 2026.
Colleagues at PROSPER
Toyoka Noda
Representative Director & President, Plan-Do-See Inc.; Director, PROSPER Inc. at PROSPER
Yozo Tachibana
Representative Director & President, PROSPER Inc. at PROSPER
三原 直
パートナー 取締役(バリューアップ担当) 兼 株式会社Plan・Do・See所属 at PROSPER
佐藤 公春
パートナー 取締役 (投資担当) at PROSPER
古賀 颯
投資担当チーム at PROSPER
吉本 満智子
バリューアップ担当チーム at PROSPER
奥野 志帆
管理・IR担当チーム at PROSPER
室伏 祐輔
投資担当チーム at PROSPER
Frequently asked questions
- Who is 松口 友祐?
- Value-up team member. Joined Japan Post Bank in 2017, working in branch operations, asset-management consulting, and headquarters planning for regional revitalization. Joined PROSPER on secondment from Japan Post Bank in April 2026.
- Where does 松口 友祐 work?
- 松口 友祐 is バリューアップ担当チーム at PROSPER.




