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Establishment of Tsukumo Shokai

When
March 1870
Where
Nagasaki
Part of
Mitsubishi established as a shipping firm in Nagasaki

Iwasaki Yatarō established the Tsukumo Trading Company as a shipping firm in 1870, laying the foundation for Mitsubishi.

In March 1870, Iwasaki became president of the Tsukumo Trading Company, a shipping company founded on behalf of the Yamauchi clan. He leased the trading rights, operating under the name Tsukumo Shokai. This venture was established two years after the Meiji Restoration, with shipping as its core business.

Sources

  1. Iwasaki Yatarō Wikipedia, revision of 2026-06-22
  2. Mitsubishi Wikipedia, revision of 2026-10-07
  3. Nagasaki Wikipedia, revision of 2026-09-20

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.