Nagoya is a city in Japan that offers a variety of activities for visitors. Here are some of the best things to do in Nagoya based on the search results:

1. Visit Nagoya Castle: This castle was built in 1610 and is a must-see attraction in Nagoya. It has a beautiful garden and a museum inside that showcases the history of the castle and the city.

2. Explore the Toyota Commemorative Museum of Industry and Technology: This museum showcases the history of the Toyota Motor Corporation and the development of the automobile industry in Japan.

3. Go to Atsuta Jingu Shrine: This is one of the most important Shinto shrines in Japan and is said to house the sacred sword Kusanagi-no-Tsurugi.

4. Check out SCMAGLEV and Railway Park: This museum is dedicated to trains and has a variety of exhibits showcasing the history of trains in Japan.

5. Enjoy Nagoya Meshi: Nagoya is known for its unique cuisine, and visitors should try some of the local dishes such as miso katsu and hitsumabushi.

6. Visit the Nagoya City Science Museum: This museum has seven floors of permanent and temporary exhibits, including interactive science exhibits that are great for kids.

7. Ascend Nagoya TV Tower: This tower offers panoramic views of the city and is a great place to take photos.

8. Walk around Noritake Garden: This garden has a variety of flowers and plants, as well as a museum showcasing the history of the Noritake company.

9. Try the local food and drink: Nagoya has a unique food scene, and visitors should try some of the local specialties such as tebasaki (chicken wings) and miso nikomi udon (udon noodles in a miso-based soup).

10. Stay overnight in Nagoya: Staying overnight in Nagoya is a great way to experience the city at night and enjoy the local nightlife.

Overall, Nagoya offers a variety of activities for visitors, from exploring its history and culture to trying its unique cuisine.