The world seen by ... Sophie Larmoyer who takes us this Saturday to Japan. The land of the Rising Sun pushes the principle of precaution to the maximum and keeps its borders closed for fear of a return of the coronavirus. For his part, Régis Le Sommier presents the report of "Paris Match" in the footsteps of the adventurer Sylvain Tesson, who left in the footsteps of the airmail aviators.