Florida 21st-century architecture in Japan This category is for 21st-century architecture in Japan. 16th17th18th19th20th21st22nd23rd24th25th26th Subcategories This category has the following 3 subcategories, out of 3 total. 0–9 21st-century churches in Japan (1 P)A 21st-century Japanese architects (12 P)R Railway stations in Japan opened in the 21st century (3 C)