Ōkubo Masuko

Photo from the Japanese book Kinsei Meishi Shashin vol.1 (近世名士寫眞 其1), published in 1934–1935: https://commons.wikimedia.org/wiki/File:Toshimichi_%C5%8Ckubo_5.jpg This photograph is in the public domain in Japan because its copyright has expired according to Article 23 of the 1899 Copyright Act of Japan (English translation) and Article 2 of Supplemental Provisions of Copyright Act of 1970. This is when the photograph meets one of the following conditions: It was published before January 1, 1957. It was photographed before January 1, 1947. It is also in the public domain in the United States because its copyright in Japan expired by 1970 and was not restored by the Uruguay Round Agreements Act.

Photo from https://commons.wikimedia.org/wiki/File:%C5%8Ckubo_Toshinaka_%26_Nao.jpg This photograph is in the public domain in Japan because its copyright has expired according to Article 23 of the 1899 Copyright Act of Japan (English translation) and Article 2 of Supplemental Provisions of Copyright Act of 1970. This is when the photograph meets one of the following conditions: It was published before January 1, 1957. It was photographed before January 1, 1947. It is also in the public domain in the United States because its copyright in Japan expired by 1970 and was not restored by the Uruguay Round Agreements Act.

Photo from http://www.jacar.go.jp/nichiro/makino.htm This photograph is in the public domain in Japan because its copyright has expired according to Article 23 of the 1899 Copyright Act of Japan (English translation) and Article 2 of Supplemental Provisions of Copyright Act of 1970. This is when the photograph meets one of the following conditions: It was published before January 1, 1957. It was photographed before January 1, 1947. It is also in the public domain in the United States because its copyright in Japan expired by 1970 and was not restored by the Uruguay Round Agreements Act.

Photo by Kazuma Ogawa, from https://commons.wikimedia.org/wiki/File:%C5%8Ckubo_Toshitake.jpg This photograph is in the public domain in Japan because its copyright has expired according to Article 23 of the 1899 Copyright Act of Japan (English translation) and Article 2 of Supplemental Provisions of Copyright Act of 1970. This is when the photograph meets one of the following conditions: It was published before January 1, 1957. It was photographed before January 1, 1947. It is also in the public domain in the United States because its copyright in Japan expired by 1970 and was not restored by the Uruguay Round Agreements Act.