AA 9908 then JL 55 at O'Hare
Milwaukee → Chicago → Tokyo Narita
Timetable, Chicago time
13:50AA 9908 from Milwaukee at the gate
10:25JL 55 to Tokyo Narita leaves the gate
20 h 35 apart on the timetable, overnight
JL 55 leaves 20 h 35 after AA 9908 arrives on the timetable: more than half a day, so not a connection we count.