• Intergovernmental Exchange Office,International Cultural Advancement Section  (11th Floor, TEL (087)839-2197)
• Takamatsu International Association (TIA)
  (inside the Kagawa International Exchange Center "I-PAL Kagawa" - Ban-cho, 1-chome, TEL (087)837-6003) 

Takamatsu City has tied sister or friendship cities with St.Petersburg in the United States of America, Tours in French Republic, and Nanchang in People's Republic of China promoting friendship exchange.