Sapporo is a beautiful city with a lot to offer. Here's an ideal itinerary for 7 days in Sapporo:

Day 1: Arrival and Exploration

• Arrive at New Chitose Airport and take the train to Sapporo Station
• Check into your hotel and freshen up
• Head to Odori Park, a beautiful park in the heart of the city, and explore the Sapporo TV Tower
• Visit the Sapporo Beer Museum and enjoy a beer tasting
• End the day with a delicious meal at one of Sapporo's famous ramen restaurants

Day 2: Historical Sapporo

• Start the day with a visit to the Hokkaido Shrine, a beautiful Shinto shrine in Maruyama Park
• Explore the Sapporo Clock Tower, a historic building that dates back to 1878
• Visit the Former Hokkaido Government Office Building, a beautiful red brick building that now serves as a museum
• End the day with a visit to the Sapporo Underground Pedestrian Space, a network of underground shopping streets

Day 3: Day Trip to Otaru

• Take a train to Otaru, a charming port town about 30 minutes from Sapporo
• Visit the Otaru Canal, a picturesque canal lined with old warehouses that have been converted into shops and restaurants
• Explore the Otaru Music Box Museum, which has a large collection of music boxes from around the world
• End the day with a seafood dinner at one of Otaru's many seafood restaurants

Day 4: Nature and Hot Springs

• Take a bus to Jozankei Onsen, a hot spring resort about an hour from Sapporo
• Enjoy a relaxing soak in one of the many hot springs in the area
• Take a hike in the beautiful Jozankei Nature Trail, which offers stunning views of the surrounding mountains and forests
• End the day with a traditional Japanese dinner at your ryokan (Japanese inn)

Day 5: Sapporo Art and Culture

• Visit the Sapporo Art Park, a beautiful park that features outdoor sculptures and indoor galleries
• Explore the Hokkaido Museum of Modern Art, which has a large collection of modern and contemporary art from Hokkaido and around the world
• Visit the Sapporo Factory, a former brewery that has been converted into a shopping and entertainment complex
• End the day with a meal at one of Sapporo's many izakayas (Japanese pubs)

Day 6: Snow and Ice

• Visit the Sapporo Snow Festival, a world-famous festival that takes place every February
• Explore the ice sculptures and snow sculptures that are on display throughout the city
• Visit the Sapporo Winter Sports Museum, which showcases the history of winter sports in Hokkaido
• End the day with a hot pot dinner at one of Sapporo's many hot pot restaurants

Day 7: Departure

• Take the train back to New Chitose Airport and depart for your next destination

I hope this itinerary helps you plan your trip to Sapporo!