Western League (Japanese baseball) League contains the minor league affiliates of five Japanese professional teams (minor league homefield shown in parentheses): Western League (Japanese baseball) The is one of the two minor leagues ("ni-gun") of Japanese professional baseball. The league is owned and managed by the Pacific League of Nippon Professional Baseball (NPB). Teams in the Western League generally play an 80-game schedule every year. The league was created in 1952 as the Kansai Farm League, and was initially completely separate from the workings of the Nippon Professional Baseball. It featured the minor league teams of the six professional teams that had their homefields
Yoshida Mitsuyoshi Yoshida Mitsuyoshi , also known as Yoshida Kōyū, was a Japanese mathematician in the Edo period. His popular and widely disseminated published work made him the most well known writer about mathematics in his lifetime. He was a student of Kambei Mori (also known as Mōri Shigeyoshi). Along with Imamura Chishō and Takahara Kisshu, Yoshida became known to his contemporaries as one of "the Three Arithmeticians." Yoshida was the author of the oldest extant Japanese mathematical text. The 1627 work was named "Jinkōki". The work dealt with the subject of soroban arithmetic, including square and cube root operations. In a