KE 852 then OZ 116 at Incheon
Beijing Capital → Seoul → Osaka
Timetable, Seoul time
21:55KE 852 from Beijing Capital at the gate
18:45OZ 116 to Osaka leaves the gate
20 h 50 apart on the timetable, overnight
OZ 116 leaves 20 h 50 after KE 852 arrives on the timetable: more than half a day, so not a connection we count.