"Softbank Corp. closed a $21.6 billion deal to gain a controlling stake in Sprint....creating a stronger player in the competitive wireless market by acquiring the No. 3 U.S. mobile carrier...The deal is the largest overseas acquisition ever made by a Japanese firm.....The Federal Communications Commission gave final U.S. regulatory approval to the deal on July 5."
Source:
Softbank closes deal for Sprint, Clearwire
AFP-JIJI, BLOOMBERG
July 11 2013
Japan Times