Please answer the following question: Information: - Japan ("Nippon" or "Nihon" ; formally "" or "Nihon-koku", means "State of Japan") is a sovereign island nation in Eastern Asia. Located in the Pacific Ocean, It is lying off the eastern coast of the Asia Mainland (east of China, Korea, Russia) and stretching from the Sea of Okhotsk in the north to the East China Sea and near Taiwan in the southwest. - Keisuke Ito ( It Keisuke , February 18 , 1803 -- January 20 , 1901 ) was a Japanese physician and biologist . He was born in Nagoya . He studied Western science under Philipp Franz von Siebold during the 1820s . As a doctor , Ito developed a vaccination against smallpox . He also widely studied the Japanese flora and fauna with Philipp Franz von Siebold , the author of Fauna Japonica and Flora Japonica . Rhododendron keiskei has been named after him . He wrote Taisei honzou meiso ( Japanese : '' '' ) published in 1829 . Ito became a professor at the University of Tokyo in 1888 . He died in 1901 , and he was ennobled with the title of baron ( danshaku ) . - Kusumoto Ine (31 May 1827 27 August 1903; born Shiimoto Ine ) was a Japanese physician. She was the daughter of Kusumoto Taki, who was a courtesan from Nagasaki; and the German physician Philipp Franz von Siebold, who worked on Dejima, an island foreigners were restricted to during Japan's long period of seclusion from the world. Ine was also known as O-Ine and later in life took the name Itoku. In Japanese she is often called Oranda O-Ine ("Dutch O-Ine") for her association with Dejima and its Dutch-language Western learning. She was the first female doctor of Western medicine in Japan. - A physician, medical practitioner, medical doctor or simply doctor is a professional who practises medicine, which is concerned with promoting, maintaining, or restoring health through the study, diagnosis, and treatment of disease, injury, and other physical and mental impairments. Physicians may focus their practice on certain disease categories, types of patients and methods of treatmentknown as specialitiesor they may assume responsibility for the provision of continuing and comprehensive medical care to individuals, families, and communitiesknown as general practice. Medical practice properly requires both a detailed knowledge of the academic disciplines (such as anatomy and physiology) underlying diseases and their treatmentthe "science" of medicineand also a decent competence in its applied practicethe art or "craft" of medicine. - Philipp Franz Balthasar von Siebold (17 February 1796 18 October 1866) was a German physician, botanist, and traveler. He achieved prominence by his studies of Japanese flora and fauna and the introduction of Western medicine in Japan. He was the father of the first female Japanese doctor, Kusumoto Ine. - Smallpox was an infectious disease caused by either of two virus variants, "Variola major" and "Variola minor". The disease is also known by the Latin names variola or variola vera, derived from "varius" ("spotted") or "varus" ("pimple"). The disease was originally known in English as the "pox" or "red plague"; the term "smallpox" was first used in Britain in the 15th century to distinguish variola from the "great pox" (syphilis). The last naturally occurring case of smallpox ("Variola minor") was diagnosed on 26 October 1977. What is the relationship between 'keisuke ito' and 'botanist'?
Answer:
occupation