What is the relationship between SoftBank and TOKYO 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.

REUTERS/Yuya … TOKYO (Reuters) - SoftBank Corp (9984.T) reported an 8 percent rise in quarterly profit as loss-making Sprint Corp (S.N) fared better than expected, leading the Japanese telecoms conglomerate to declare it was seeing "light at the end of the tunnel" for its U.S. unit.

Answer: headquarters_location