These photos show the Senkaku Islands during their development by Koga Tatsushiro. They are believed to be of Uotsuri Island. As the photographers, dates, and places have not been confirmed, these photographs have been included in the supplementary information.

Production of dried bonito flakes.
Photograph provided by Naha City Museum of History.

The people who worked to develop the island.
Photograph provided by Naha City Museum of History.

Remains of Koga's dried bonito flake plant stone wall (Uotsuri Island, 1939).
Photograph taken by Kobayashi Jun and held in Okinawa Prefectural Archives. Provided by Okinawa Television Broadcasting Co., Ltd.

Remains of Koga's dried bonito flake plant (inside stone wall) with remaining water tank (Uotsuri Island, 1939).
Photograph taken by Kobayashi Jun and held in Okinawa Prefectural Archives. Provided by Okinawa Television Broadcasting Co., Ltd.

Ref.1　：Senkaku Islands Document Material Compilation Association, "Senkaku Shoto kaiiki no gyogyo ni kansuru chosa hokoku: Okinawa ken ni okeru senzen-Nihon fukki (1972) no ugoki" (Survey Report Regarding Fishing in the Senkaku Islands Waters: Changes in Okinawa Prefecture From Before World War II Until Its Return to Japan in 1972), in Senkaku kenkyu (Senkaku Research), 2010. Published with assistance from a grant by the Nippon Foundation)

→　Koga Tatsushiro's Development of the Senkaku Islands from 1884 (5.Industry)