About Us
Company
Info
Contributing to people's affluent livesProtecting the
“now” of the dining table. Create the future.
Philosophy
Mission
We will contribute to people’s fulfilling lives by stably providing safe, trustworthy, and sustainable food products and materials.
Vision
We will strive to improve customer satisfaction and create value as a group of specialty product professionals by leveraging the comprehensive strengths and networks of the Mitsui & Co. group.
Values
We will always act with integrity and approach business with the spirit of “Challenge & Innovation”. Through our continual pursuit of transformation and growth, open communication, and proactive actions, we will work to enhance our organizational capabilities.
Message
A sustainable future built on trust and challenge
Mitsui & Co. Seafoods is a seafood trading company in Mitsui & Co. Group. Originally founded as Toho Bussan Kaisha Ltd. in 1958, it is engaged in a wide spectrum of business activities centering on food. Since 2000, we have progressively taken over the marine products business of Mitsui & Co. Group, and in July 2022, we started a new chapter in our history as Mitsui & Co. Seafoods Ltd., with marine products as our core business area.
Our management philosophy calls for contribution to the enrichment of life by providing a stable, safe, and trustworthy supply of sustainable food products. As a team of professionals, we are also dedicated to creating new value and supply products that match the needs of customers by leveraging the comprehensive strengths and global procurement capabilities of Mitsui & Co. Group. Our philosophy emphasizes integrity, the spirit of challenge and innovation, transformation and growth, open communication, and the enhancement of our organizational competencies through independent action.
We choose only the very best raw materials to create products that are safe, dependable, delicious, and convenient. Our reward is the bright smiles on the faces of everyone who enjoys our products.
The world market for marine products continues to expand in step with growing demand for marine protein. Our ongoing mission is to help people in Japan and worldwide to enjoy enhanced lifestyles while also contributing to the happiness of our highly valued partners, customers, and employees.
Yoichi Sumi
President and Chief Executive Officer
Mitsui & Co. Seafoods Ltd.

Outline
Company name | Mitsui & Co. Seafoods Ltd |
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Established | July 1, 2022 | ||||||||||||||||
Capital | 310 million yen | ||||||||||||||||
Business description | Import, export, offshore trade, and domestic sales of marine products (shrimp,salmon, roe, tuna, etc.) | ||||||||||||||||
Head office | Shiba Park Building A (8F), Shiba Koen 2-4-1, Minato-ku, Tokyo, Japan TEL: +81-3-3438-2100 FAX: +81-3-3438-5740 E-Mail: gyomu@mitsui-seafoods.com |
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Executive officers |
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Employees | 102 (as of Jul 1, 2025) | ||||||||||||||||
Shareholders | Mitsui & Co., Ltd. 100% | ||||||||||||||||
Our bankers | Sumitomo Mitsui Banking Corporation, Mizuho Bank, Ltd. |
Access
- Head Office
- Shiba Park Building A (8F), Shiba Koen 2-4-1, Minato-ku, Tokyo, Japan 105-0011
TEL:+81-3-3438-2100 (operator)
FAX:+81-3-3438-5740
E-mail: gyomu@mitsui-seafoods.com
- Sapporo Office
(Sales Department 2) - Sapporo Mitsui JP Building (19F) Kita 2 Jo Nishi 4-Chome 1, Chuo-ku, Sapporo, Hokkaido
₸060-0002
History
May 1947 | The former Toho Bussan Kaisha (750 thousand yen in capital) was established, mainly by likeminded aspiring people who worked for the pre-war former Mitsui & Co. In July of the same year, the former Mitsui & Co. was dissolved as part of GHQ’s policy to break up zaibatsu, and 80 employees from the company joined the former Toho Bussan Kaisha. |
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July 1958 | Present-day Toho Bussan Kaisha, Ltd. was established. Present-day Toho Bussan (100 million yen in capital) was established after taking over some sales operations (business in the Soviet Union and Eastern Europe and import quotes) from the former Toho Bussan Kaisha upon its merger with Daiichi Trading, prior to the mass merger of Mitsui & Co., which was scheduled the following year. |
March 1960 | Took over Soviet Union- and Eastern Europe-related business from Daiichi Trading Co., Ltd. |
December 1960 | Relocated head office from Nihonbashi, Chuo-ku to Uchisaiwai-cho, Chiyoda-ku. |
June 1965 | Took over Soviet Union- and Eastern Europe-related business from Kinoshita Sansho Co., Ltd. |
November 1965 | Transferred part of Soviet Union- and Eastern Europe-related business to Mitsui & Co., Ltd. |
March 1968 | Established the subsidiary Toho Suisan Co., Ltd. |
August 1970 | Increased capital to 400 million yen. |
January 1972 | Relocated head office from Uchisaiwai-cho, Chiyoda-ku to Shimbashi, Minato-ku. |
November 1993 | Relocated head office from Shimbashi, Minato-ku to Mita, Minato-ku. |
May 1996 | Relocated head office from Mita, Minato-ku to Shiba Koen, Minato-ku. |
April 2004 | Merged with Toho Suisan Co., Ltd. and Hokkai Seafoods Co., Ltd. |
April 2005 | Took over the salmon business from Mitsui & Co., Ltd. |
May 2005 | Took over the fresh produce business from Mitsui & Co., Ltd. |
April 2007 | Merged with Bussan Rice & Products Inc. |
July 2007 | Took over the meat business from Mitsui & Co., Ltd. |
April 2011 | Took over the full marine products business from Mitsui & Co., Ltd. |
July 2022 | Spun off the Marine Products Division from Toho Bussan Co., Ltd. as Mitsui & Co. Seafoods Ltd. |
* * The former Mitsui & Co., Ltd. was dissolved in 1947 by the order of GHQ. Legally speaking, there has been no continuation between the former Mitsui & Co. and current Mitsui & Co.