IT 725 then TR 872 at Taipei
Yonago → Taipei → Seoul
Timetable, Taipei time
20:00IT 725 from Yonago at the gate
18:10TR 872 to Seoul leaves the gate
22 h 10 apart on the timetable, overnight
TR 872 leaves 22 h 10 after IT 725 arrives on the timetable: more than half a day, so not a connection we count.