During ITAYOSE (pre-open and pre-close), FAK(if a non-executed quantity exists in an order at order placement (at Auction in the case of orders placed during the pre-open and pre-close), the remaining quantity expires.) can be placed orders, but FOK (if a full quantity is not executed immediately, the order expires.) cannot be placed.
For details, please refer to“4.6.2.4 Conditions for Validity and Execution Quantity” and “4.6.3.1 Considerations for Normal Orders” of “J-GATE3.0_Connectivity_Manual_Commonalities_part”.