BA 669 then JL 44 at Heathrow
Marrakesh → London → Tokyo
Timetable, London time
20:20BA 669 from Marrakesh at the gate
18:30JL 44 to Tokyo leaves the gate
22 h 10 apart on the timetable, overnight
JL 44 leaves 22 h 10 after BA 669 arrives on the timetable: more than half a day, so not a connection we count.