Spend your last day in Takamatsu indulging in the local cuisine and exploring the city's shopping scene. Start your day with a visit to the bustling Takamatsu Central Wholesale Market, where you can sample fresh seafood and local delicacies. Afterward, head to the shopping streets of Marugamemachi and Hyogomachi, where you'll find a wide range of shops selling traditional crafts, souvenirs, and local products. Don't forget to try some Sanuki udon, a famous type of thick wheat noodle that originated in the region. End your trip with a delicious meal at one of the city's renowned udon restaurants.