Please note that Structure 37002 is not provided even if the underlying was delisted because we keep the record of the delisted underlying in order to indicate that it has been delisted.
As written in “3.10 DQ120 Delta Underlying QUERY (Request for acquiring underlying information)” on [J-GATE3.0_Connectivity_Manual_Business_Message_part], Underlying Status 2: Delisted in [underlying_status_c] on 37201 is to be set for the delisted underlying and disseminated.