The annual festival of Tomioka Hachimangu is held around August 15th. Also commonly known as the "Fukagawa Hachiman Festival", it is counted as one of the "Three Great Festivals of Edo" along with the Sanno Festival of Hie Shrine in Akasaka and the Kanda Festival of Kanda Myojin. The year in which the Hachimangu shrine's shrine goes to shrine once every three years is called the main festival, and the sight of 53 town mikoshi coming together to make a joint crossing is unique to the Fukagawa Hachiman Festival. The festival in Fukagawa is characterized by the traditional shouting of "Washoi, Wasshiyoi" and the alias of the "Mizukake Festival", in which the bearers and spectators are showered with purifying water from the crowd along the road, and the bearers and spectators are excited as one, and it has been carefully passed down by many people as a festival that conveys the essence of Edo to the present.