Osakasayama, Residential city in southeastern Osaka Prefecture, Japan
The city extends over 11.92 square kilometers with a population density of 4,900 people per square kilometer across 26,128 households in 2022.
The area transformed from ancient Kawachi Province under the Later Hōjō clan to modern Ōsakasayama, receiving city designation on October 1, 1987.
The Osaka Prefectural Sayamaike Museum, designed by architect Tadao Ando, presents exhibits about local history and water management technologies.
Residents access the city through the Nankai Electric Railway's Kōya Line and National Route 310, connecting to central Osaka and surrounding regions.
Sayama Pond, positioned in the city center, stands as Japan's first dam-type reservoir, maintaining water supply functions since the 7th century.
Location: Osaka Prefecture
Inception: April 1, 1889
Website: https://www.city.osakasayama.osaka.jp/
Shares border with: Sakai, Tondabayashi, Kawachinagano
Website: https://city.osakasayama.osaka.jp
GPS coordinates: 34.50361,135.55569
Latest update: May 28, 2025 18:34
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