FD 234 then TW 250 at Narita
Kaohsiung City → Tokyo → Seoul
Timetable, Tokyo time
12:30FD 234 from Kaohsiung City at the gate
08:55TW 250 to Seoul leaves the gate
20 h 25 apart on the timetable, overnight
TW 250 leaves 20 h 25 after FD 234 arrives on the timetable: more than half a day, so not a connection we count.