UO 712 then NH 8508 at Bangkok
Hong Kong → Bangkok → Tokyo Narita
Timetable, Bangkok time
11:20UO 712 from Hong Kong at the gate
04:47NH 8508 to Tokyo Narita leaves the gate
17 h 27 apart on the timetable, overnight
NH 8508 leaves 17 h 27 after UO 712 arrives on the timetable: more than half a day, so not a connection we count.