The Tokyo Vegefood Festa vegetarian food festival is on Saturday October 15th and Sunday October 16th.

The festival is held in Yoyogi Park on Keyaki Street in front of NHK Hall from 10am to 5pm.

There will be over 100 vegetarian restaurants, macrobiotic and raw food, wholefood shops, organic goods, and earth-friendly collections.

More info here: http://tokyo-vegefest.com