A financial instruments business operator, etc. must not perform any of the following acts in connection with the investment advisory business it conducts:
giving advice to customers to conduct a transaction between themselves that would be detrimental to a particular customer's interests in the interest of another customer;
顧客相互間において、他の顧客の利益を図るため特定の顧客の利益を害することとなる取引を行うことを内容とした助言を行うこと。
giving advice regarding a particular financial instrument, financial index, or option for which there is no justifiable basis, with the aim of using fluctuations in the price, indicator, figure, or amount receivable based on a customer's transaction, to benefit itself or a third party other than that customer;
giving advice to a customer to conduct a transaction under terms and conditions that are different from the ordinary terms and conditions and detrimental to the customer's interests (other than an act that falls under the act set forth in item (i));
通常の取引の条件と異なる条件で、かつ、当該条件での取引が顧客の利益を害することとなる条件での取引を行うことを内容とした助言を行うこと（第一号に掲げる行為に該当するものを除く。）。
making a purchase and sale or other transaction of securities, or a derivatives transaction (hereinafter referred to as "purchase and sale or other transaction of securities"), on its own account, using information from a transaction conducted by a customer that has received its advice;
providing an economic benefit to a customer or a third party or having a third party provide an economic benefit to a customer, in order to cover the whole or part of a loss incurred by the customer due to a transaction about which the customer has received its advice, or in order to add to the profit that a customer has accrued in connection with a transaction about which the customer has received its advice (unless this is to cover the whole or part of a loss incurred due to problematic conduct); and
その助言を受けた取引により生じた顧客の損失の全部又は一部を補てんし、又はその助言を受けた取引により生じた顧客の利益に追加するため、当該顧客又は第三者に対し、財産上の利益を提供し、又は第三者に提供させること（事故による損失の全部又は一部を補てんする場合を除く。）。
beyond what is set forth in the preceding items, any act specified by Cabinet Office Order as resulting in insufficient investor protection, harming the fairness of transactions, or causing a loss of confidence in the financial instruments business.
Read this with the articles around it
(Prohibited Actions)
giving advice to customers to conduct a transaction between themselves that would be detrimental to a particular customer's interests in the interest of another customer;
顧客相互間において、他の顧客の利益を図るため特定の顧客の利益を害することとなる取引を行うことを内容とした助言を行うこと。
Open this provision(Prohibited Actions)
giving advice regarding a particular financial instrument, financial index, or option for which there is no justifiable basis, with the aim of using fluctuations in the price, indicator, figure…
特定の金融商品、金融指標又はオプションに関し、顧客の取引に基づく価格、指標、数値又は対価の額の変動を利用して自己又は当該顧客以外の第三者の利益を図る目的をもつて、正当な根拠を有しない助言を行うこと。
Open this provision(Prohibited Actions)
giving advice to a customer to conduct a transaction under terms and conditions that are different from the ordinary terms and conditions and detrimental to the customer's interests…
通常の取引の条件と異なる条件で、かつ、当該条件での取引が顧客の利益を害することとなる条件での取引を行うことを内容とした助言を行うこと（第一号に掲げる行為に該当するものを除く。）。
Open this provision(Prohibited Actions)
making a purchase and sale or other transaction of securities, or a derivatives transaction (hereinafter referred to as "purchase and sale or other transaction of securities"), on its own account…
助言を受けた顧客が行う取引に関する情報を利用して、自己の計算において有価証券の売買その他の取引又はデリバティブ取引（以下「有価証券の売買その他の取引等」という。）を行うこと。
Open this provision(Prohibited Actions)
providing an economic benefit to a customer or a third party or having a third party provide an economic benefit to a customer, in order to cover the whole or part of a loss incurred by the customer…
その助言を受けた取引により生じた顧客の損失の全部又は一部を補てんし、又はその助言を受けた取引により生じた顧客の利益に追加するため、当該顧客又は第三者に対し、財産上の利益を提供し、又は第三者に提供させること（事故による損失の全部又は一部を補てんする場合を除く。）。
Open this provisionsecurities
「有価証券」
Securities as this Act defines them: the instruments listed in Article 2, paragraph (1), among them national government and local government bonds, corporate bonds, share certificates and share option certificates, preferred equity investment certificates, beneficiary certificates of investment trusts and other trusts, investment securities, certain promissory notes, mortgage securities, option certificates and depositary receipts, foreign instruments of the same nature, and other instruments a Cabinet Order (政令) specifies.
Defined inArticle 2, paragraph (1)· applies throughout the law
options
「オプション」
A right under a transaction listed in Article 2, paragraph (21), item (iii) made on a financial instruments market (金融商品市場) under the standards and methods of its operator, a right under a similar transaction on a foreign financial instruments market (外国金融商品市場) (other than one involving commodities or indices based on their prices), or a right under a transaction listed in Article 2, paragraph (22), item (iii) or (iv) made off those markets.
Short name set inArticle 2, paragraph (1), item (xix)
financial instruments business
「金融商品取引業」
Carrying on as a business any of the acts listed in Article 2, paragraph (8) — such as trading and brokering securities and derivatives, underwriting, handling public offerings and private placements, giving investment advice, managing investments and holding customers' money or securities — other than acts a Cabinet Order (政令) excludes as posing no risk to investor protection, and certain of those acts when banks, cooperative financial institutions (協同組織金融機関) and other financial institutions a Cabinet Order specifies carry them out.
Defined inArticle 2, paragraph (8)· applies throughout the law
derivatives transactions
「デリバティブ取引」
A market derivatives transaction (市場デリバティブ取引), an over-the-counter derivatives transaction (店頭デリバティブ取引) or a foreign market derivatives transaction (外国市場デリバティブ取引).
Defined inArticle 2, paragraph (20)· applies throughout the law
financial instruments
「金融商品」
In this Act, securities (有価証券); deposit claims and other rights, or certificates representing them, that a Cabinet Order (政令) specifies; currencies; cryptoassets, etc. (暗号等資産) as item (iii)-2 of Article 2, paragraph (24) defines them; commodities a Cabinet Order specifies; other assets a Cabinet Order specifies of which many of the same kind exist and whose prices fluctuate widely; and standardized instruments (標準物) that a financial instruments exchange sets to facilitate market derivatives transactions.
Defined inArticle 2, paragraph (24)· applies throughout the law
financial index
「金融指標」
Prices of financial instruments (金融商品), and interest rates, etc. on financial instruments other than currencies and commodities; figures from weather observations published by the Japan Meteorological Agency (気象庁) or others; indicators that cannot practically be influenced and that greatly affect businesses, or socio-economic statistics, that a Cabinet Order (政令) specifies, with exclusions; and figures calculated from any of these.
Defined inArticle 2, paragraph (25)· applies throughout the law
investment advisory business
「投資助言業務」
Within investment advisory and agency business (投資助言・代理業), the services connected with giving advice under an investment advisory contract (投資顧問契約) — the act in Article 28, paragraph (3), item (i).
Defined inArticle 28, paragraph (6)· applies only in this chapter
financial instruments business operator, etc.machine translation
「金融商品取引業者等」
A financial instruments business operator (金融商品取引業者) or a registered financial institution (登録金融機関).
Defined inArticle 34, paragraph (1)
problematic conduct
「事故」
In Sections 2 and 3 of Chapter 3, an illegal or improper act by a financial instruments business operator, etc. (金融商品取引業者等) or its officers or employees that a Cabinet Office Order (内閣府令) specifies as causing a dispute between the business operator and its customer.
Defined inArticle 39, paragraph (3)· applies only in this section and in Chapter 3, Section 3
purchase and sale or other transaction of securities
「有価証券の売買その他の取引等」
A purchase and sale or other transaction of securities, or a derivatives transaction.
Short name set inArticle 41-2, paragraph (1), item (iv)