The Yokohama Science Center, also known as the Hamagin Space Science Center, is one of the most engaging and educational attractions in Yokohama, Japan. Dedicated to making science fun and interactive for people of all ages, the center offers hands-on exhibits, space-related activities, and immersive learning experiences. It is particularly known for its spectacular planetarium and exhibitions focused on space exploration, robotics, and physics.
Located in the Isogo district of Yokohama, the science center is a favorite destination for school trips, family outings, and anyone interested in understanding how science shapes our everyday lives and the future. With its mission to promote scientific curiosity and innovation, the Yokohama Science Center is a place where learning becomes exciting and fun.
The Yokohama Science Center is located in Isogo Ward, Yokohama City, and is easily accessible by public transportation.
The most convenient way to reach the science center is by train. Take the JR Negishi Line to Isogo Station. From the station, it’s about a 5-minute walk to the center. The route is clearly marked and easy to navigate.
If you're coming by bus, several city buses stop near the center. You can also use taxis or drive; parking is available on-site for a small fee, although availability may be limited during peak hours or holidays.
Yokohama enjoys a mild climate throughout the year, with four distinct seasons. Summers are hot and humid, typically ranging from 25°C to 35°C (77°F to 95°F), while winters are cool and dry, with average temperatures between 5°C and 10°C (41°F to 50°F).
Spring (March to May) and autumn (September to November) are the most pleasant times to visit, with moderate temperatures and lower humidity. Since the Yokohama Science Center is an indoor facility, it's a great destination year-round, including rainy days or during extreme heat or cold.
The Yokohama Science Center is generally open from 9:30 AM to 5:00 PM. The last admission is typically 30 minutes before closing time.
The center is usually closed on Mondays (or the following weekday if Monday is a national holiday), and during the New Year holidays. Visitors are encouraged to check the official website for up-to-date timings, especially during holiday periods or school breaks when special events may be scheduled.
The Yokohama Science Center is best known for its engaging, hands-on science exhibits and one of the most advanced planetariums in the Kanto region. It emphasizes themes like space exploration, physics, environmental science, and robotics, offering interactive experiences rather than passive observation.
The planetarium dome features high-resolution projection systems that provide visitors with a realistic and breathtaking view of the night sky. It's a major draw for both astronomy lovers and families. The center is also famous for its accessibility, with many exhibits available in English and friendly to both children and adults.
Admission prices are reasonable and vary depending on whether you want to visit the exhibit halls, the planetarium, or both.
Children under the age of 4 usually enter free of charge. Group rates and family discounts may be available, and advance reservations are recommended during school vacation periods.
Facilities include a gift shop, lockers, restrooms, a baby care room, and a small café serving light snacks and drinks. The building is fully wheelchair accessible.
The Yokohama Science Center opened in 2008 as a collaborative effort between the city of Yokohama and the Bank of Yokohama, hence the nickname “Hamagin” (short for "Hama" from Yokohama and "gin" from "ginko," meaning bank).
Architecturally, the center is a modern, eco-conscious facility that reflects its scientific mission. The building features clean lines, futuristic elements, and lots of open space filled with natural light. Its central dome, housing the planetarium, is the visual highlight of the structure and can be seen from a distance.
The center is filled with exciting and educational activities:
Visiting the Yokohama Science Center is both entertaining and educational. It offers a perfect balance of fun activities and meaningful learning, making it an ideal destination for children, parents, and curious minds of all ages. From learning about the stars to experimenting with basic physics, the center turns scientific discovery into a memorable adventure.