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 |
| February 22, 2005 | UFJ Tsubasa Securities Co., Ltd | Matched orders | Fine of JPY 20 million |
| February 22, 2005 | Niigata Securities Co., Ltd | False statements in relation to securities trading, Acts in violation of regulations regarding segregated custody of customer's assets, False reports to TSE | Fine of JPY 50 million |
| December 17, 2004 | Chuo Securities Co., Ltd | Conclusion of a contract to manage a discretionary account | Fine of JPY 2 million |
| Displayed to cause misapprehension concerning important facts in relation to securities trading | Censure | ||
| November 12, 2004 | Jujiya Securities Co., Ltd. | A series of transactions to create an artificial market without any reflection of the actual state of the market | Fine of JPY 20 million |
| August 6, 2004 |
MARUSAN SECURITIES CO., LTD |
Acceptance of a series of transactions to create an artificial market without any reflection of the actual state of the market | Fine of JPY 8 million |
| June 30, 2004 | TOYO SECURITIES CO.,LTD. | Failure to deliver prospectus upon Public Offering | Fine of JPY 3 million |
| June 30, 2004 | OKACHI SECURITIES CO., LTD. | Conclusion of a contract to manage a discretionary account | Fine of JPY 1 million |