- Joined Legal Training and Research Institute under the Supreme Court
- Joined Mitsui & Yasuda Law Firm
- Joined Morgan Stanley Securities Co., Ltd.
- Joined Nishimura & Asahi Law Firm
- Joined Merill Lynch Japan Securities Co., Ltd.
- Joined Lehman Brothers Japan Inc.
- Opened Minato International Law Office
- Auditor of VECTOR INC.