Japan’s Sumitomo Mitsui Financial Group Inc. has agreed to buy a 74.9% stake in Fullerton India Credit Company Ltd, adding to a growing number of deals in the non-bank lending space. Sumitomo will purchase the stake from Singapore’s Temasek-owned Fullerton Financial Holdings Pte Ltd. The plan is for Sumitomo to eventually buy 100% of Fullerton India, according to a statement …