Tsukiji, Japan
Yonkyu is a company based in Uwajima, Ehime, Japan, focusing on the distribution of fresh fish, breeding juveniles, and feed for aquaculture. The company also engages in tuna and eel breeding. Yonkyu holds safety and quality certifications relevant to the fishing and aquaculture industries. The company was founded in 2026 and operates in the Uwajima area of Ehime Prefecture. Yonkyu can be contacted at 0895-24-0001 or through their email ir@yonkyu.co.jp. Yonkyu has been involved in the distribution of water quality labels, indicating their commitment to environmental sustainability.
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