Whether you're making a pilgrimage or just curious about what's beyond its doors, everybody is welcome to visit St. Marys Cathedral. Why not find out if you can attend a mass?
You'll have sightseeing choices galore in Bunkyo. St. Mary's Cathedral is an ideal place to kick off here, but there are loads of other worthwhile attractions to consider. Tokyo Skytree, Tokyo Tower, and Tokyo Imperial Palace are near the principal church and and will cap off your day nicely.