Yahoo Japan Soars Most Since 2013 as Ads, E-Commerce Lift Profit

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Yahoo Japan Corp. jumped the most since 2013 after quarterly earnings beat estimates on strong growth in advertising and online shopping from smartphones.

Shares surged as much as 17 percent intraday in Tokyo and hit their daily upper price limit. They were 15 percent higher as of 10:35 a.m. -- adding about $3.4 billion in market value.