lem (entropy3), arsene lupin i, arsene lupin ii, arsene lupin iii, lupin iii, father and child, commentary request, 3boys, beard, black eyes, black gloves, black hair, black hat, black necktie, blue shirt, bowler hat, cosplay, facial hair, father and son, gloves, grandfather and grandson, hat, jacket, long sleeves, looking at viewer, male focus, medium hair, medium sideburns, monocle, multiple boys, mustache, necktie, old, old man, open clothes, open jacket, orange eyes, parent and child, pointing, pointing at viewer, red jacket, shirt, short hair, sideburns, smile, teeth, tie clip, top hat, white hair, yellow necktie