A large summer festival held in Fussa, Tokyo municipal, has 400,000 visitors every year. During the festival, the streets are decorated with colorful Tanabata items and 100 stalls line there. People parade and dance through the streets. 

Fussa Tanabata Summer Festival
福生七夕まつり

August 3rd(Thu) – 6th(Sun) 2017
Location: Around West Exit of Fussa Station on JR Oume-sen Line

Official website (Japanese website): http://www.fussa-tanabata.com/

YouTube by FussaHappyTown: https://youtu.be/Y7u3CGrKeXg

Getting there
From JR Shinjuku Station 新宿駅, take the Chuo-sen train bound for Oume, then get off at Fussa Station 福生駅 (43 min by Oume Kaisoku Express)

From JR Tachikawa Station 立川駅, take the Ome-sen train bound for Ome and Okutama, then, get off at Fussa Station 福生駅.

Google Maps: Fussa Station
https://goo.gl/maps/7wUsgKCNtH92