Kamakura Matsuri Festival at Tsurugaoka Hachimangu Shrine, Kamakura, Kanagawa Pref., an hour by train from JR Tokyo Sta. The highlights of the festival are as follows: On the 8th, a parade of Mikoshi (portable shrines) from 11 am to 1:30 pm along Wakamiya Oji Street; Shizuka-no-mai Japanese dance on the Mai-den stage from 3 pm; and on the 15th, Yabusame horseback archery in the precincts of the Shrine from 1 pm. If it rains heavily, all the events above mentioned will be canceled.

http://www.kanagawa-kankou.or.jp/english/festival/index.html