Oshima is home to a national treatment facility for patients recovery from leprosy. Visitors are encouraged to join the Koebi-tai volunteer group's tours to learn about the island's history.
Koebi-tai Tours of Oshima
Due to the spread of the COVID-19, artworks has been closed. For details, please see the Artworks Calendar.
When Oshima artworks are open, Koebitai guided tours are offered. Tours coincide with ferry arrival times.
The entire island of Oshima is a sanatorium. Visitors should pay attention to signs and not enter patient living areas.
Do not bring a bicycle.
No smoking allowed inside Oshima Seishoen Sanatorium.
No fishing on the beach or dike.
Outside the Triennale period, it will be opened only on the second Saturday and Sunday.