The Supreme Court Decision
The Supreme Court Decision on July 14th 2005, in the case of the option trading disputes, does not indicate concerning what principle in civil law is infringed by the breach of the suitability rule. The ruling said that if the securities broker solicited positively particular securities transaction that is materially dangerous against the investment objective and the status of customer and therefore is not accordance with the requirement of the suitability rule apparently, such practices become illegal in tort law.Above word of “status” of a customer is not defined in detail. Provably, it might mean the financial status and/or risk tolerance of the customer.Concerning the considering whether the practices is against the requirement or not, it is necessary not only to take account of the abstract danger of financial products, but also consider the actual risk of particular security in relation to the elements of the suitability rule: experience of investment, recognition and information of securities, investment objective and financial status.
Sapporo District Court ruling
The ruling of the Sapporo District Court on April 12th 2007, in the case of the commodity futures trading case, stated apparently that the breach of the suitability rule was against a good faith in civil law (sec.1).Moreover, the ruling stated the justification of the duty should be based on the existence of the qualitative difference on information, experience and capability between a customer and trader in the particular trading, in addition to the reliance for the trader by consumer and the privilege of a trader that is able to trade with a license.
The relation to the Consumer Contract Law reform
The Japan Federation of Bar Associations demands to insert the provision of the suitability rule in a coming reform law as a principle on a civil rule.[1]
[1] http://www.consumer.go.jp/seisaku/shingikai/keiyaku2/file/shiryo4-3.pdf