JL 876 then KJ 197 at Narita
Shanghai → Tokyo → Seoul
Timetable, Tokyo time
18:00JL 876 from Shanghai at the gate
17:41KJ 197 to Seoul leaves the gate
23 h 41 apart on the timetable, overnight
KJ 197 leaves 23 h 41 after JL 876 arrives on the timetable: more than half a day, so not a connection we count.