was a

Japanese Japanese may refer to: * Something from or related to Japan, an island country in East Asia * Japanese language, spoken mainly in Japan * Japanese people, the ethnic group that identifies with Japan through ancestry or culture ** Japanese diaspor ...

Roman Catholic priest The priesthood is the office of the ministers of religion, who have been commissioned ("ordained") with the holy orders of the Catholic Church. Technically, bishops are a priestly order as well; however, in common English usage ''priest'' re ...

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, mathematical structure, structure, space, Mathematica ...

astronomer An astronomer is a scientist in the field of astronomy who focuses on a specific question or field outside the scope of Earth. Astronomers observe astronomical objects, such as stars, planets, natural satellite, moons, comets and galaxy, galax ...

Sinologist Sinology, also referred to as China studies, is a subfield of area studies or East Asian studies involved in social sciences and humanities research on China. It is an academic discipline that focuses on the study of the Chinese civilizatio ...

lexicographer Lexicography is the study of lexicons and the art of compiling dictionaries. It is divided into two separate academic disciplines: * Practical lexicography is the art or craft of compiling, writing and editing dictionary, dictionaries. * The ...

academic An academy (Attic Greek: Ἀκαδήμεια; Koine Greek Ἀκαδημία) is an institution of tertiary education. The name traces back to Plato's school of philosophy, founded approximately 386 BC at Akademia, a sanctuary of Athena, the go ...

and administrator."98-Year-Old Jesuit Priest, Born a Samurai Warrior, Dies at Tokyo University," Father Paul is known for having developed extensive tables for converting traditional

Japanese era The or , is the first of the two elements that identify years in the Japanese era calendar scheme. The second element is a number which indicates the year number within the era (with the first year being "", meaning "origin, basis"), followed b ...

dates into

Gregorian calendar The Gregorian calendar is the calendar used in most parts of the world. It went into effect in October 1582 following the papal bull issued by Pope Gregory XIII, which introduced it as a modification of, and replacement for, the Julian cale ...

equivalents — compare, e.g.
Calendrical Time Conversion Table
which is derived from a formula for determining the numbered date in the Japanese month.

Biography

Tsuchihashi was born in

Suwa, Nagano is a city located in Nagano Prefecture, Japan. , the city had an estimated population of 48,972 in 20698 households, and a population density of 452 persons per km². The total area of the city is . History The shores of Lake Suwa have been in ...

on April 12, 1866. He entered the Jesuits on September 7, 1888, was ordained a priest on August 24, 1901, and professed final vows on February 2, 1905.

Career

After completing studies in Paris, Tsuchihashi was assigned to

Shanghai Shanghai, Shanghainese: , Standard Chinese pronunciation: is a direct-administered municipality and the most populous urban area in China. The city is located on the Chinese shoreline on the southern estuary of the Yangtze River, with the ...

and the observatory at

She Shan Hill Sheshan, known in Shanghainese as Zose, is a pair of hills in Songjiang District in western Shanghai, China. The two hills are distinguished as East and , although the more important western hill is also called Sheshan on its own. East Sheshan h ...

(Zose). In this period, his work focused on the movement of asteroids. He also taught mathematics at the Jesuit

Aurora University Aurora University (AU) is a private university in Aurora, Illinois, United States. Established in 1893 as a seminary of the Advent Christian Church, the university has been independent since 1971. Approximately 6,200 students are enrolled in t ...

Xujiahui Xujiahui (, , romanized as: Zikawei, Ziccawei, or Siccawei) is a locality in Shanghai. It is a historic area of commerce and culture administratively within Xuhui District, which is named after the locality. The area is a well-known precinct for s ...

.Vallina, When Sophia University was established in Tokyo in 1913, he became one of the members of the teaching faculty. He taught mathematics and Chinese literature. He was Rector of the university from 1940 until the end of the war years.

Honors

Order of the Sacred Treasure The is a Japanese Order (distinction), order, established on 4 January 1888 by Emperor Meiji as the Order of Meiji. Originally awarded in eight classes (from 8th to 1st, in ascending order of importance), since 2003 it has been awarded in six c ...

Selected works

In a statistical overview derived from writings by and about Paul Tsuchihashi,

OCLC OCLC, Inc. See also: is an American nonprofit cooperative organization "that provides shared technology services, original research, and community programs for its membership and the library community at large". It was founded in 1967 as the ...

WorldCat WorldCat is a union catalog that itemizes the collections of tens of thousands of institutions (mostly libraries), in many countries, that are current or past members of the OCLC global cooperative. It is operated by OCLC, Inc. Many of the O ...

encompasses roughly 10+ works in 20 publications in 3 languages and 200+ library holdings. WorldCat Identities 関孝和 ca. 1642-1708
/ref> * , 1952
OCLC 001291275

Notes

References

* Totman, Conrad D. (1980). ''The Collapse of the Tokugawa Bakufu, 1862-1868.'' Honolulu: University of Hawaii Press.
OCLC 185964275
* Webb, Herschel and Marleigh Grayer Ryan. (1994). ''Research in Japanese Sources: a Guide.'' Ann Arbor, Michigan: University of Michigan Press.
OCLC 29913782

External links

* Online Tsuchihashi conversion program

(

University of Tübingen The University of Tübingen, officially the Eberhard Karl University of Tübingen (; ), is a public research university located in the city of Tübingen, Baden-Württemberg, Germany. The University of Tübingen is one of eleven German Excellenc ...

) 1866 births 1965 deaths Academic staff of Sophia University Japanese lexicographers Recipients of the Order of the Sacred Treasure Japanese Jesuits {{japan-bio-stub