(Bloomberg) -- The Japanese homebuilder deal hunt is picking up. Most Read from BloombergBlinken’s Return From Davos Was Delayed After Plane Broke DownApple to Sell Watches Without Oxygen Feature After Legal SetbackPakistan’s Army Strikes Back at Iran as Both Sides Urge CalmSingapore Minister Quits After Biggest Graft Case Since 1986Dimon Says China Risk-Reward Equation Has ‘Changed Dramatically’Sekisui House Ltd. announced a $4.9 billion agreement on Thursday to buy MDC Holdings Inc. — a purcha