Billing System Corporation Billing System Corporation (3623.T) provides settlement and payment processing services in Japan. The company offers collection agency services including credit card payments, direct debit, convenience store payments, Pay-easy, carrier billing, and electronic money; smartphone multi-payment services encompassing Chinese options like WeChat Pay and Alipay+ alongside domestic methods; multi-money payment readers for vending machines; finance agency services; real-time deposit confirmation; the PayB smartphone payment platform; remittance support for general and salary transfers; e-JIBAI payment services; multipay online solutions; and utility bill payment services for electricity, water, and gas. Billing System Corporation also provides public utility payment agency, inbound payment solutions for cross-border e-commerce, in-store payment introductions such as PayPay, and WeChat mini-program development and operations, primarily targeting businesses in e-commerce, finance, insurance, and retail sectors throughout Japan. Founded in 2000 and headquartered in Chiyoda-ku, Tokyo, the company maintains operations focused on the domestic market with recent expansions in digital payment infrastructure. Recent developments include a business alliance with JCB for corporate services, partnerships with the Bank of Kyoto and Bank of Yokohama for PayB handling via ATMs, a collaboration with OKI to launch ATM PayB services starting February 2026 integrated with its XlivLinks platform for local taxes and utilities, and alliances with Laurel Bank Machine and Oki for PayB kiosk developments including demonstration tests at Oita Bank, alongside the rollout of PayB for Business as a corporate tax and utility DX solution.