Update : Apr. 04, 2007
We require trading participants to comply with laws and regulations, and impose a penalty such as fine on trading participants that violated the laws and regulations.
| Date | Trading Participant | Violation | Disciplinary Action |
| March 9, 2007 | Mitsubishi UFJ Securities Co., Ltd. | Proprietary trading based on corporate related information | Censure |
| January 19, 2007 | Daiwa Securities Co. Ltd. | Acceptance of an order while knowing it could potentially be an insider trade Inadequate trading monitoring for prevention of unfair trading regarding cooperate related information Acceptance of orders without adequate confirmation of client’s identification | Censure |
| December 21, 2006 | JP Morgan Securities Japan Co., Ltd. | Fine of JPY 5 million | Violation of just and equitable principles of transactions |
| December 1, 2006 | Japan Asia Securities Co., Ltd. | Conclusion of a contract to manage a discretionary account | Censure |
| December 1, 2006 | Maruhachi Securities Co., Ltd. | Conclusion of a contract to manage a discretionary account | Fine of JPY 10 million |
| October 20, 2006 | Calyon Capital Markets Asia B.V. | Violation of short sell | Fine of JPY 10 million |
| October 20, 2006 | Tachibana Securities Co., Ltd. | Violation of just and equitable principles of transactions | Fine of JPY 5 million |
| June 30, 2006 | H.S. Securities Co., Ltd. | Insufficient degree of control of order acceptance for prevention of artificial market | Censure |