K4 556 then JX 801 at Narita
Chicago → Tokyo → Taipei
Timetable, Tokyo time
21:48K4 556 from Chicago at the gate
13:45JX 801 to Taipei leaves the gate
15 h 57 apart on the timetable, overnight
JX 801 leaves 15 h 57 after K4 556 arrives on the timetable: more than half a day, so not a connection we count.