JAXA Earth Observation Center in Hatoyama, Saitama receives satellite data through two large parabolic antennas, processes and archives it, and distributes imagery for environmental monitoring, disaster response, natural-resource surveys and research. Its free exhibition hall presents Earth-observation satellite models, satellite imagery, quizzes and remote-sensing technology. JAXA visitor guidance lists public exhibition hours of 10:00–16:00; it is closed Saturdays, Sundays, national holidays, year-end holidays and irregular maintenance days. Weekday guided work-site tours run from 10:00 to 16:00 by advance booking for groups. Free parking serves about 30 cars, and wheelchairs and strollers can enter the exhibition hall. Pets are allowed only outside buildings. Visitor address: 1401 Numanoue, Ohashi, Hatoyama-machi, Hiki-gun, Saitama 350-0393, Japan. Check JAXA’s current notices for maintenance dates, temporary restrictions and visitor arrangements before travel.