Japanese holding company SoftBank Group Corp has revealed plans to borrow up to JPY500 billion (USD4.5 billion) by using its Japanese telecoms unit – SoftBank Corp – as collateral to raise funding for its behemoth investment ventures. Bloomberg notes that the two-year loan, which will have a one-year extension option, will be compiled from no fewer than 16 financial institutions, SoftBank said in a statement, as it committed up to 953 million shares of SoftBank Corp to help fund its ongoing operations. SoftBank Group Corp’s stock climbed 3.6% in the wake of the announcement.