Celebrate, as in playing pranks to deceive each other in (mostly) harmless ways? No. Make note of the date by seeing “April Fools' Day” in Japanese on many Japanese calendars? Yes. read more
No, of course they don't celebrate April fools. You should totally go over there and ask that Japanese guy if his refrigerator's running. He won't get it. read more
April Fools' Day is an annual celebration in some European and Western countries commemorated on April 1 by playing practical jokes and spreading hoaxes. The jokes and their victims are called April fools. People playing April Fool jokes often expose their prank by shouting "April fool(s)" at the unfortunate victim(s). read more