Tokyo has countless buddhist temples and shinto shrines, as well as (at least) one mosque. It also has its fair share of churches. Here are a few.
Below, Saint Mary’s Cathedral, in Sekiguchi (Bunkyo).
Above, the cathedral seen from the Sunshine 60 observatory, in Ikebukuro.
Below, the Orthodox Holy Resurrection Cathedral (aka Nikolai-do) in Ochanomizu.
Below, Harajuku Church.
Below, a church in Koreatown (Okubo).
Below, a church in Bunkyo, near Nezu Shrine.