Click on Tell me more to read about the event, then use the search term below to find out the exact dates and times for the year you’ll be there.
Setagaya Boroichi Flea Market
Search terms: Setagaya Boroichi
New Year’s Celebrations
Search terms: Japanese new year Tokyo
Midnight Fox Parade
Search terms: Oji fox parade
Other events in the month of December that might be worth checking out:
Heiwajima Antiques Fair
47 Ronin Parade
You can search for information on these by Googling the names in bold or searching for them on Tokyo Cheapo or TimeOut Tokyo, which I think have the most reliable info for events that change dates from year to year.
While you’re in Japan, read a novel set in Tokyo!