MoMo, operated by M_Service, is an e-wallet application on mobile phones and can be replaced for cash in some types of payments such as money transfer, game top-up, mobile top-up, and bill payment anytime, anywhere. The platform is a safe, simple, convenient, and low-cost method of payment.On December 10th, 2021, Mizuho Bank acquired a minority stake in MoMo for $170M.