Kotani Pay is a company that provides seamless on-ramp and off-ramp services, allowing users to convert stablecoins to fiat for cross-border payments. They offer products such as USDC, USDT, cUSD, and USD, and support various blockchain networks including Polygon, Celo, Optimism, Stellar, Arbitrum, and Avalanche. Kotani Pay also offers a reliable payout service for businesses and serves top global companies.