Hitachinaka Factory

  1. Initiative for “Next Generation Octopus”
  2. Initiatives for Contract Processing
  3. Quality Control System
  4. China-Japan Corporation “Hitachinaka Factory Outline

China-Japan Corporation “Hitachinaka Factory Outline

China-Japan Corporation “Hitachinaka Factory Outline

Best equipment in the Octopus Industry in Japan

  1. Fully automatic defrosting and salt seasoning machines with 6.8 ton raw material processing capacity.
  2. Boiled octopus where freshness, exquisite taste and texture have been realized by heating at the highest temperature steam in the octopus industry (heating up to 250 ° C is possible).
  3. 75% reduction (compared to earlier in-house standard) in use of food additives based on the one-of-its-kind boil + boil system in the octopus industry.
  4. Seamless mass processing in a short time is possible based on automated weighing system with high processing capacity (no need of large manpower).

Strong hygiene control

  1. Strong hygiene control 1. Up to 100 items can be inspected per day based on a comprehensive inspection facility.
  2. Air purification and positive pressure insecticidal system was designed and executed by Maegawa Mfg. Co. Air flows from the clean area to the contaminated area with complete air conditioning control in place, and the entire factory is also controlled at the positive pressure to prevent entry of pest.
  3. Completely sealed factory design prevents entry of any trespasser from outside.
  4. Automatic check system in toilets wherein both male and female workers cannot leave the toilet unless their hands are disinfected with alcohol.
  5. Adoption of tasteless and odorless sterile water generation system on all shop floors.

Low cost structure

  1. 1. Sourcing raw materials directly.
  2. Maximization of value of raw materials based on tie up with exclusive overseas factory. (Full assorted)
  3. Capability to deal with mass production with small number of workers by utilizing our investment-intensive plant and equipment (existing) aimed at production efficiency.


ISO 9001 quality certification (Acquired in May 2014)

ISO 9001 certification: Japanese

ISO 9001 certification: English

HACCP Certification (Acquired in December 2018)

HACCP Certification