Yutaka Kamikawa (上川 豊, Kamikawa Yutaka, 11 May 1892- 2 August 2001) was a Japanese physician, who treated leprosy patients and studied leprosy.
[citation needed] Review of treatments of leprosy, especially on chaulmoogra oil.
He made a special lecture on this title at the 13th Congress of the Japanese Association of Leprosy in 1939 at Sendai.
His review included treatments of leprosy with gold, silver, cupper, arsenics, iodine, timol, pigments, nonspecific immune therapies, sulfon drugs, vitamine, bacterial toxins, serum therapies, nutritional therapies; especially chaulmoogra oil.
On chaulmoogra oil, he reported it was effective in 30% in the Kyushu Sanatorium (he studied it between 1919 and 1930) and in 56.6% in Formosa (data between 1930 and 1939), while Hayashi Y. reported that it was effective in 50–80% of cases in the Zenshoen Hospital, Tama Zenshoen Sanatorium.