Upon arrival in Takamatsu, start your week-long trip by visiting the iconic Takamatsu Castle. This historic castle, also known as Tamamo Castle, is one of the few remaining original castles in Japan. Explore the castle grounds, admire the beautiful architecture, and learn about its rich history. Take a leisurely stroll through the surrounding gardens, which offer stunning views of the city and the Seto Inland Sea. End your day by enjoying a delicious local meal in one of the nearby restaurants.