White pigments with different publishing colors are used in ``Nude Woman and Dog on a Bed'' (produced in 1921), a work by Leonard Fujita (Tsuguharu Fujita), a Japanese painter who was active in Paris, France before the war. This was revealed in a joint survey by the National Institute of Informatics, Pola Museum of Art, Tokyo University of the Arts, the University of Tokyo, and Kyoto University.The Pola Museum of Art believes that Fujita used different pigments to recreate the texture of the skin.

 According to the Pola Museum of Art, Fujita is known to have used a unique technique in painting nude women with skin textures known as ``milky white skin'' and ``milky white base,'' but the pigments are only known in terms of their physical composition. I didn't understand.

 When a research group irradiated ultraviolet light on ``Nude Woman and Dog on a Bed,'' which is owned by the Pola Museum of Art and has not been restored or varnished, they found that the sheets in the background were slightly green, the skin was pale, and the lips and fingernails were pale. Her nipples and other areas emitted red fluorescence.The research group believes that Fujita tried to reproduce the texture of skin using the optical effect of fluorescent light under natural light that contains ultraviolet light.

 A composition analysis conducted in 2011 revealed that the white pigment Fujita used was calcium carbonate, talc, and barium sulfate.Although it was not known which pigment contained calcium carbonate, an investigation into the fluorescent components of the chalk used in Japanese paintings revealed that it emitted blue light.There is a growing possibility that Fujita used gofun to color his skin.

reference:[Pola Museum of Art] Fujita used three types of white that fluoresce red, green, and blue when exposed to ultraviolet light! ~The secret of skin texture drawn by Leonard Fujita (Tsuguharu Fujita) revealed through fluorescence spectrum analysis~ (PDF)

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The University of Tokyo was established in 1877 (Meiji 10) by integrating the Tokyo Kaisei School and the Tokyo Medical School.Since its establishment, it has developed education and research in a unique way in the world as a leading university in Japan and an academic center for the fusion of East and West cultures.As a result, many human resources have been produced in a wide range of fields, and many research achievements […]

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Tokyo University of the Arts has been developing world-class educational and research activities for more than 130 years since the founding of its predecessor, Tokyo Fine Arts School and Tokyo Music School, and continues to nurture and produce many outstanding artists.The importance of the role of art as the foundation of society and the power of art to connect with all fields and create new value are directed toward society […]

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