April | 1973 | Employed by the National Tax Agency |
July | 1997 | Teacher, Tokyo Training Center, National Tax College |
July | 2011 | District Director, Gyoda Tax Office, Kanto-Shinetsu Regional Taxation Bureau |
July | 2014 | District Director, Nihonbashi Tax Office, Tokyo Regional Taxation Bureau |
August | 2015 | Registered as a Certified Public Tax Accountant and founded Fumiko Kosao Certified Public Tax Accountant Office (present post) |
June | 2016 | External Auditor, TOBISHIMA CORPORATION |
March | 2017 | Director (present post) |
June | 2017 | External Director, METAWATER Co., Ltd. (present post) |
July | 2020 | External Director (Audit & Supervisory Board Member), TOELL CO., Ltd. (present post) |
June | 2023 | External Director, THE NIPPON ROAD CO., LTD. (present post) |