We provide an autonomous change
support system that reduces the burden on personnel in outputting data from the original source in a strictly defined format. [Solution] In
transaction data where at least the date of occurrence,
settlement date, and amount are known, The
record based on the date of occurrence shall be the occurrence
record. When the
record based on the
settlement date is considered a settlement record, A display unit 23 displays the settlement record screen M1 for a predetermined period, The autonomous change
support system includes an
execution unit 25 that enables a one-button process to change from the settlement record screen M1 to the occurrence record screen M2 in essentially one button, and / or an automatic process to change automatically at a predetermined timing during the aforementioned period.