Whatever the belief system or whoever they're dedicated to, shrines have a way of making you reflect. Check out Narukoten Shrine and share a silent moment with the faithful.
This sacred place is located in the commercial district of Nishi-Shinjuku. Narukoten Shrine is free to explore, making it the perfect cheap day out. Set aside enough time to visit some attractions nearby, like Tokyo Tower, Tokyo Imperial Palace and Sensō-ji Temple.