MM 572 then O3 364 at Narita
Sapporo → Tokyo → Shenzhen
Timetable, Tokyo time
12:20MM 572 from Sapporo at the gate
10:18O3 364 to Shenzhen leaves the gate
21 h 58 apart on the timetable, overnight
O3 364 leaves 21 h 58 after MM 572 arrives on the timetable: more than half a day, so not a connection we count.