The seaport of Otaru is located in Hokkaido, Japan. It is a major port city and has been an important trading hub since the 19th century. Otaru is known for its historic canal district, which is lined with old warehouses and buildings. The city is also home to many museums, galleries, and other attractions. Otaru is a popular tourist destination and offers a variety of activities, from shopping and dining to sightseeing and outdoor recreation.