[arrowhead4.0] What is Special Execution?

Even in case of not matching at prices inside executable price range, execution processing is conducted at upper/lower limit of executable price range in arr... Show Details

[arrowhead4.0] What is Market by Order (MBO)?

With the current TSE's market data service (FLEX Standard and Full), market information is distributed in units of price (Market by Price). However, through ... Show Details

[arrowhead4.0] What is the difference of the content for information distributed on FLEX Standard...

While 1.Afternoon session end and 3.Issue realtime message (backup) distributes "the latest order book information", 2.Issue realtime message (all-day) distr... Show Details

[arrowhead4.0] Is there any update for FLEX service?

"FLEX Standard 100Mbps", "FLEX Full 100Mbps", "FLEX Full WB", and "High-Speed Index" will be discontinued with the current version of arrowhead (version upgr... Show Details

[arrowhead4.0] Is it possible to determine whether Itayose method or Zaraba method is applied by ...

The message will be transmitted every time the applicable method changes. Moreover, the same flag can be used to identify not only whether Itayose or Zaraba ... Show Details

[arrowhead4.0] Does the line that uses Market by Order (MBO) have the required bandwidth?

The new Market by Order service has two types, "FLEX MBO" without bandwidth control and "FLEX MBO BC" with bandwidth control.When using FLEX MBO, 10Gbps line... Show Details

[arrowhead4.0] Is it correct to understand that a Funari order could be placed and will be accept...

Funari order entered during pre-closing will be registered to order book as market order immediately. Show Details

[arrowhead4.0] What is Mass Cancellation?

This is a function to cancel all eligible orders at once by a mass cancellation order. The conditions of use are as follows;Target user : Users who have Virt... Show Details

[arrowhead4.0] During Pre-Closing, it says, "Funari entered during this period will be treated as...

Modification of the prices of Funari order during Pre-Order will be order acceptance error. Show Details

[arrowhead4.0] What is the cause of error or invalidation by Reason Code 1043, 1044?

Please refer to the attached file summarizing the cause of error. Show Details