What is the relationship between Uniqlo and Fast Retailing in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

But Nikkei heavyweight Fast Retailing shed 4.7 percent after the Uniqlo clothing chain operator said its domestic store sales fell in July for the second straight month.

Answer: parent_organization