Nobutaka Taguchi is a retired Japanese breaststroke swimmer. He competed in the 100 m and 200 m breaststroke and 4 × 100 m medley relay at the 1968, 1972 and 1976 Olympics and won two medals in 1972, a gold in the 100 m and a bronze in the 200 m events. His breaststroke gold medal was the first for Japan since 1956. He won during the five-year era dominated by John Hencken and David Wilkie. He also earned the bronze medal in the 200 m breaststroke at the 1972 Olympics and in both breaststrokes at the 1975 World Championships. He ended his career after the 1976 Olympics.

Saijō is a city in Ehime Prefecture, Japan. As of 1 September 2022, the city had an estimated population of 106,016 in 58803 households and a population density of 210 persons per km2. The total area of the city is 509.98 square kilometres (196.90 sq mi).