Surrounded by the ocean, with rich fishing grounds, Japan has developed a fishinspired food culture unique in the world. These rich marine resources and our dynamic food culture are a source of pride for Japan, and are drawing increased attention from around the world.
Located in one of Japan’s most prominent port cities, Hakodate, we not only provide consumers with freshly caught fish and high safety quality processing techniques, we also strive to promote healthy living, the joy of food and pride in Japan’s food culture, all of which helps to deliver a more enriching and dynamic food culture to all.


Marine Fishery Wholesale Business

We have established a rigorous system to ensure the products we deliver are always available and of the highest safety quality to meet our customer needs. In addition to North Pacific shortfin squid (illex squid) landed in Hakodate, and fresh fish from every corner of Hokkaido, we also supply frozen fishery products and fishery products imported from around the world. We also import fishery products from our affiliates and branches in South Korea and other countries,which are then primarily sent to food processing manufacturers in Hokkaido Prefecture, and to a lesser extent other parts of Japan.



Refrigeration and Freezer Warehouse



  • Steel-framed building with partial second floor
  • Site area / 3,477.60m²
  •  Able to issue warehouse receipts, store bonded cargo, and equipped with an Fgrade refrigerator
  • On-site 5-ton capacity for refrigeration and freezing


We deliver fishery products from around the world to Asia and many other countries. We offer the highest safety quality through our rigorous safety protocols, strict hygiene control for our employees and a precise temperature control system for our storage and processing facilities, thus ensuring the highest freshness.


Kochi Business Headquarters
Dohsui Nakatani Suisan Co., Ltd. / Kochi Dohsui Co., Ltd.


The processing of sashimi for export, particularly tuna cultivated in Sukumo Bay, sea bream and yellowtail, as well as the frozen processing of feed for tuna cultivation.
The company owns 3,000-ton freezer warehouse- and 200-ton ultra-low temperature refrigeration facilities, and exports foodstuffs to Japanese restaurants in China and Southeast Asia.



Processing Division・ Hakodate Plant (Hokuto-shi, Hokkaido)


After we process and season the seafood landed in and around Hakodate, we flash freeze the finished products using the latest facilities and freezing technology. Popular products, such as Ika Somen (squid sashimi), Ika Somen Shiokara (salted and fermented squid) and Kazunoko Matsumae-zuke (pickled herring roe), are shipped within Hokkaido and to the Kanto region.
Our flame-grilled squid products, including Umaka Yaki, are landed in Hokkaido and slowly flame-grilled to lock in their freshness and rich flavors.




Overseas Business Division / International Trade Division

Morroco Fixed-Net Bluefin Tuna Business

Fixed-net fishing has been used in Morocco since before the modern era to catch schools of tuna that migrate from the North Atlantic Ocean to the Mediterranean Sea to spawn. These fish are then processed at sea while they are still alive to ensure unparalleled freshness and quality.

Mexico Aquaculture Business

Using proprietary techniques, we carefully raise our fish to ensure the greatest freshness possible and perfect fattiness. The fish are then flown to Japan chilledair freight via Los Angeles International Airport.

China Processing and Trade Business

We have a joint venture company in China that processes both tuna and squid. Tuna and other seafood landed in China are imported to Japan as primary or secondary processed products. We also export tuna processed in Japan to China and South Korea.

South Korea Branch

South Korea Branch and Affiliated Company, Jeong pil, in South Korea

Jeong pil, in South Korea

Our South Korea Branch jointly operates a tuna processing plant with Jeong pil. Farm tuna raised overseas are processed into products for sale within South Korea and also exported to Japan.
We also process squid and Alaskan pollack products using stocks caught in South Korea.

Aquaculture Business Division

Utilizing Our Experience Gained
Internationally to Develop Bluefin Tuna
Aquaculture in Japan

In 2011, we established Dohsui Nakatani Suisan Co., Ltd. to meet the growing need for bluefin tuna aquaculture in Japan.
This business is located in Sukumo Bay in Western Kochi Prefecture.
Protected from the wind and waves of the open ocean, Sukumo Bay features a ragged coastline with deepwater inlets that offer an ideal natural environment for aquaculture.
Bluefin tuna are individually line-fish harvested at the time of order, ensuring a stable supply of superior quality bluefin tuna.



Company Information

Established September 1947
Paid-in capital 50 million yen
President & CEO Motohiro Takano
Employees 50 (36 men and 14 women)
Net sales 21 billion yen (fiscal year ending March 31, 2016)
Ordinary income 316 million yen (fiscal year ended March 31, 2016)


The Dohsui Group

Japan Locations ・okyo Sales Office
・Sapporo Sales Office
・Hakodate Plant
・Aquaculture Division (Kochi Prefecture)
Overseas Locations ・ South Korea Branch (Busan, South Korea)
・ Donghae Branch (Donghae, South Korea)
Affiliated Companies ・ Dohsui Shoji Co., Ltd.
・ Takano Trading Co., Ltd.
・ Dohsui Services, Ltd.
・ Dohsui Nakatani Suisan Co., Ltd.
・ Jeong pil Co., Ltd. (South Korea)


Company history

  • 1947

    Established at Kita 3-jo Nishi 1-chome 1, Chuo-ku, Sapporo, with
    paid-in capital of 25 million yen.

  • 1994

    Busan Office opened. (South Korea)

    Secured fishing rights for fixed-net tuna fishing off the waters of
    Morocco, with affiliated company Takano Trading Co., Inc.

  • 1995

    Established Kowa Co., Ltd. in a joint venture with our Chinese
    partner in Dalian, China.

  • 1997

    Upgraded the Busan office to the South Korea Branch.

    Established subsidiary DOHSUI AMERICA, INC. in Seattle,
    Washington, with paid-in capital of 7,000 US dollars.

  • 2000

    Established A.J.D. TUNA LIMITED in Malta for tuna aquaculture.

  • 2002

    Mexico for tuna aquaculture.

    Relocated the processing plant to Shimizukawa, Hokuto City, and
    renamed it the Hakodate Plant.

  • 2011

    Established Dohsui Nakatani Suisan Co., Ltd. in Kochi Prefecture.

  • 2013

    Dohsui Nakatani Suisan begins shipping farmed bluefin tuna
    (kuroshio-honmaguro) in Japan.

  • 2015

    Established Ota Dohsui Co., Ltd.

  • 2016

    Added a second production line and cold storage facility to the Hakodate Plant.

  • 2016

    Established DOHSUI Intematinal Trading Division in China Dallian.

  • 2018

    Established KOCHI-DOHSUI new profuction line and storage facility at Sukumo-city.

Head Office

27-5 Toyokawacho
Hakodate, Hokkaido
040-0065 Japan
T. +81-138-22-7136 (Main Line)
F. +81-138-22-3777

Hakodate Plant

142-24 Shimizukawa
Hokuto, Hokkaido
041-1221 Japan
T. +81-138-77-2200
F. +81-138-77-1800