While it is a little more out of the way than other tourist spots, Kameido Tenjin Shrine is a relaxing place to visit and very beautiful during the Fuji Wisteria Festival. Keep in mind that the most convenient accessible toilets are at the train station – a 15 minute walk away.

https://www.accessible-japan.com/places/japan/tokyo/koto/attractions/kameido-tenjin-shrine/