Sagamihara Aquarium, officially known as Sagami River Fureai Science Museum, is a vital educational and recreational facility that fosters a love and respect for nature, particularly the ecosystems of the Sagami River. Opened in 1987 and recently revitalized in 2014, the museum combines interactive displays with a focus on the local river's flora and fauna, environmental conservation, and community engagement. The aquarium showcases a variety of freshwater fish, amphibians, and aquatic insects, offering visitors hands-on experiences and informative exhibits designed to promote awareness of aquatic biodiversity and the importance of protecting natural habitats.

The venue's unique architecture, resembling a structure floating above the water, adds to the charm of the expansive park it resides in and highlights the significance of the Sagami River. With workshops, special exhibitions, and a museum shop, Sagamihara Aquarium serves as a vibrant hub for learning, appreciation, and connection among local schools and organizations, making it a beloved destination for families and nature enthusiasts alike