SoftBank Vision Fund is investing $807m in the online short-term accommodation platform at a $10bn valuation, with the rest coming from Oyo's founder.
Eight months after reports of the round first surfaced, Paytm has raised $1bn in series G funding at a $16bn valuation from investors including Ant Financial and SoftBank.
The Alibaba and SoftBank-backed peer-to-peer e-commerce platform is looking to close $1bn to $1.5bn in funding early next year.
SoftBank Vision Fund has agreed to participate in a $1bn funding round for Paytm, but has stipulated the payment processing platform seek an IPO within five years.
Alibaba has increased its shareholding to 63%, having already acquired a majority stake in the logistics platform, also backed by Fosun and Intime Retail Group, two years ago.
SoftBank invested $655m in supply chain finance provider Greensill. The deal is part of the burgeoning alternative lending space within fintech.
SoftBank Vision Fund has followd up an $800m investment in the business lender in May with another $655m, at a valuation of almost $4bn.
Jin Jiang International and Legend Holdings will get exit routes through the deal, which is set to give SoftBank a stake in the workspace provider sized at about 80%.
The prospective transaction would involve SoftBank raising its stake to about 70% at a valuation potentially as low as $7.5bn pre-money.
Amgen and Illumina-backed genetic sequencing technology developer Oxford Nanopore is reportedly eyeing a $2.1bn private placement.