The Miracle of slippers

Entering a Japanese house, one removes the shoes and places them in a shoe-box - very sensible, it keeps the house clean.
At the entrance there are slippers kept ready for you, which you put on but take off if you enter a room with tatami floor. This soon becomes routine.

I would step out and leave my slippers with the toe-part pointing towards the sliding door. Much to my amusement every time I would open my door the shoes have moved into a position ready for me to step in again and walk away…