[arrowhead4.0] What are Simultaneous Orders (executions) before opening price determination for a...

If the execution is at the start of the morning and afternoon trading sessions, or when the first execution price is determined after the Trading Halt, the p... Show Details

[arrowhead4.0] We would like to know the specifications of arrowhead. How can we find "System Int...

It is posted at the following location on System Documents Site.[System Documents Site]System Documents > arrowhead/ToSTNeT/FLEX > Connection Specifica... Show Details

[arrowhead4.0] Please explain the differences between the price direction and the change flag.

For Market by Order (MBO), the price direction in the K tag is set by comparing the latest execution price (or, if there is no execution, the base price at t... Show Details

[arrowhead4.0] What are some possible causes for the arrowhead Virtual Server failing to connect ...

Below are common reasons why a Virtual Server connection may not be established properly:1. Due to incorrect network settings on the Virtual Server side, the... Show Details

[arrowhead4.0] How is an execution price determined for Special Execution?

For Special Execution, an execution price is the upper or lower limit price of the executable price range from the order book mid price (last traded price at... Show Details

[arrowhead4.0] How can we find "System Interface Requirements for arrowhead"?

It is posted at the following location on System Documents Site.[System Documents Site]System Documents > arrowhead/ToSTNeT/FLEX > Connection Specifica... Show Details

[arrowhead4.0] Are there any documents (Specifications, Requirements, guidelines, etc.) that desc...

There are descriptions on "System Interface Requirements for arrowhead" - 4.4. Notes on Test Issues.(Excerpt below)The main purpose of Test Issues is provide... Show Details

[arrowhead4.0] What is the maximum quantity (maximum order size) that can be sent in a single ord...

The quantity limits set for various orders for equities and ETFs are described in the following documents:[Japanese]URL: https://www.jpx.co.jp/equities/produ... Show Details

[arrowhead4.0] Is it possible to identify issues that are exempt from Short Selling Regulation (s...

Information distributed via FLEX does not include any information regarding whether an issue is eligible for short selling. Show Details

[arrowhead4.0] Can I make a Modification Order that increases the order quantity in arrowhead?

Modification Order of arrowhead is only available to be specified a reduced quantity. There is no way to increase the quantity from the original order. Show Details