- Birth: 1871
Mumajiro was born in 1871, in Kyushu. He graduated from the Higher Commercial School in 1894. In the same year he entered Okura & Co., and was in the branch office of the Company in Yokohama for three years, after which he moved to the Tokyo office. In 1900 he went to London, after visiting the continental countries of Europe.
Okura & Co. was the largest contractor for the Japanese government, and had many branch offices throughout Japan, China, England and Australia. In April, 1901, Yamada came to New York for the purpose of opening an office, and in August he established his head quarters on Broadway. His business mainly related to the exportation of machinery and all iron work to Japan and the Far East.
- Prominent Americans interested in Japan and prominent Japanese in America, New York, 1903 (Public Domain source)