PG 262 then NH 8508 at Bangkok
Krabi → Bangkok → Tokyo Narita
Timetable, Bangkok time
11:20PG 262 from Krabi at the gate
04:42NH 8508 to Tokyo Narita leaves the gate
17 h 22 apart on the timetable, overnight
NH 8508 leaves 17 h 22 after PG 262 arrives on the timetable: more than half a day, so not a connection we count.