FR 6927 then AZ 792 at Fiumicino
Barcelona → Rome → Tokyo
Timetable, Rome time
17:55FR 6927 from Barcelona at the gate
15:05AZ 792 to Tokyo leaves the gate
21 h 10 apart on the timetable, overnight
AZ 792 leaves 21 h 10 after FR 6927 arrives on the timetable: more than half a day, so not a connection we count.