Kasaoka, Port city in Okayama Prefecture, Japan
Kasaoka is a port city in Okayama Prefecture along the coast of the Seto Inland Sea, including 31 islands within its boundaries. The landscape ranges from mountainous areas in the north to flat reclaimed land near the southern shore.
During the Edo period, the Mizuno clan supported large reclamation projects that created new rice fields and expanded agriculture in the region. This reshaping of the coastal land continued to shape the area for centuries.
The city preserves a traditional dance performed each August on Shiraishi-jima Island, handed down through generations by local families. This performance during Obon brings together residents and visitors from the surrounding coastal communities.
The railway station connects the city with other coastal towns and provides access to nearby islands through port facilities. Most islands can be reached by regular ferry services departing from the waterfront.
A specialized museum dedicates itself entirely to studying and protecting horseshoe crabs, ancient sea creatures living in protected waters off the coast. The facility houses breeding pools where visitors can observe these living fossils up close.
Location: Okayama Prefecture
Inception: April 1, 1952
Shares border with: Fukuyama, Marugame, Ibara, Asakuchi, Satosho, Yakage
Website: https://city.kasaoka.okayama.jp
GPS coordinates: 34.50714,133.50736
Latest update: December 13, 2025 17:40
Ikasa Railway Memorial Museum
7.1 km
Tsukumo Shell Mound
3.5 km
岡山県笠岡陸上競技場
1.8 km
Kasaoka Horseshoe Crab Museum
3.6 km鴨山
7.9 kmFudō-in
4.5 km
Sekido Haiji
6 km
龍城院
6.7 km
笠岡市井笠鉄道記念館(旧井笠鉄道新山駅)
7.1 km歌人 関鳧翁の墓
551 mWayside shrine
8.6 km笠岡灣農場的花田
3.8 km山陽鉄道境界柱
639 m宮太茂 医院跡
170 mJFE瀬戸内海ゴルフ倶楽部 (JFE Setonaikai Golf Club)
4.9 km大塚1号古墳
4.6 km神武天皇像
8.4 kmMemorial
316 m笠岡市民会館
1.4 kmWayside shrine
8.5 kmWayside shrine
8.1 kmWayside shrine
7.1 kmWayside shrine
8.6 kmWayside shrine
8.6 kmWayside shrine
8.6 km千手観世音菩薩立像
8.6 km観音正寺
8.7 km旧石州往来と茶店跡
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