was a

paleontologist Paleontology (), also spelled palaeontology or palæontology, is the scientific study of life that existed prior to, and sometimes including, the start of the Holocene epoch (roughly 11,700 years before present). It includes the study of fossi ...

and

geologist A geologist is a scientist who studies the solid, liquid, and gaseous matter that constitutes Earth and other terrestrial planets, as well as the processes that shape them. Geologists usually study geology, earth science, or geophysics, althoug ...

. After graduating from the

University of Tokyo , abbreviated as or UTokyo, is a public research university located in Bunkyō, Tokyo, Japan. Established in 1877, the university was the first Imperial University and is currently a Top Type university of the Top Global University Project b ...

(when Tokyo Imperial University in 1923, Ozawa was hired by faculty as an assistant and become a full-time lecturer next year. His early work earned him a fellowship in the Geological Society of Japan and proved that

Akiyoshi plateau is a Quasi-National Park in Yamaguchi Prefecture, Japan. It was founded on 1 November 1955 and has an area of 45.02 km². It includes part of the , a 130 square kilometre area of karst topography, as well as over 400 limestone caves. The ...

had a

reverse stratigraphy Reverse stratigraphy (sometimes known as inverted stratigraphy) is the result of a process whereby one sediment is unearthed by human or natural actions and moved elsewhere, whereby the latest material will be deposited on the bottom of the new s ...

. He became an associate professor in 1925 and got the

Imperial Prize of the Japan Academy The is a prestigious honor conferred to two of the recipients of the Japan Academy Prize. Overviews It is awarded in two categories: humanities and natural sciences. The Emperor and Empress visit the awarding ceremony and present a vase to ...

in 1926. The

foraminifera Foraminifera (; Latin for "hole bearers"; informally called "forams") are single-celled organisms, members of a phylum or class of amoeboid protists characterized by streaming granular ectoplasm for catching food and other uses; and commonly ...

genus "Staffella Ozawa" is named after him. Ozawa with his wife received a grant to travel to Europe (England, Austria, Italy, Switzerland and France) and United States in 1927, collaborating with the

Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...

researcher

Joseph Augustine Cushman Joseph Augustine Cushman (January 31, 1881 – April 16, 1949) was an American geologist, paleontologist and foraminiferologist. Biography He was born on January 31, 1881 in Bridgewater, Massachusetts, the son of Darius and Jane (Fuller) Cush ...

. During that period and after return to Japan Ozawa performed mostly

research, both gathering his own samples and analyzing samples of other researchers. Five months after his return in Japan, Ozawa contracted

typhoid fever Typhoid fever, also known as typhoid, is a disease caused by '' Salmonella'' serotype Typhi bacteria. Symptoms vary from mild to severe, and usually begin six to 30 days after exposure. Often there is a gradual onset of a high fever over several ...

and died 29 December 1929. Afterward, the established "The Geological Society of Japan Ozawa Yoshiaki Award" which is granted to young (under 37 years old) scientists for exceptional contribution to the field of geology.

Bibliography

* Ozawa Y., "The post-Paleozoic and late-Mesozoic earth-movements in the inner zone of Japan", Koto Commemoration volume 1925 * Ozawa Yoshiaki, "On the classification of Fusulinidae", Journal of the College of Science, Imperial University of Tokyo, vol. 45, art. 4, pp. 1–26 * Ozawa Yoshiaki, "Paleontological and Stratigraphical Studies on the Permo-Carboniferous Limestone of Nagato", Part 2. Paleontology. Journal of the College of Science, Imperial University of Tokyo. vol. 45 art.6 pp. 1–90"Paleontological and Stratigraphical Studies on the Permo-Carboniferous Limestone of Nagato" in internet archive
/ref> * Ozawa Y., "A new genus, Depratella, and its relation to Endothyra", Contributions from the Cushman Laboratory for Foraminiferal Research vol. 4, part 1, pp. 9–10, March 1928 * Ozawa Y. et al., "An outline of a revision of the poly-mophinidae", Contributions from the Cushman Laboratory for Foraminiferal Research vol. 4, part 1, pp. 13–20, March 1928 (full bibliography of Ozawa Yoshiaki'' comprise at least 45 publications)

References

{{Authority control 1899 births Japanese paleontologists Japanese geologists 1929 deaths Academic staff of the University of Tokyo University of Tokyo alumni Laureates of the Imperial Prize Deaths from typhoid fever 20th-century geologists