Japanese yen stablecoin adoption and integration

Major Japanese financial institutions and technology firms are advancing the integration of yen-denominated stablecoins into both corporate and retail sectors.

Three major Japanese mega-banks—Mizuho Bank, MUFG Bank, and Sumitomo Mitsui Banking Corporation—successfully completed a proof-of-concept for the joint issuance of yen-denominated stablecoins. This trial, supported by the Financial Services Agency, focused on the feasibility of using stablecoins for international settlements and cross-border payments. The banks aim to begin actual transactions within fiscal year 2026 using bank deposits as backing assets.

Parallel efforts are expanding the use of stablecoins, such as JPYC, into daily commerce. Industry discussions highlight a transition toward stablecoin-based systems to provide near-instant settlement and ‘programmable money’ capabilities, potentially reducing merchant fees. Technical developments are addressing adoption hurdles, including the integration of stablecoin transactions into corporate accounting systems and the use of blockchain technology to lower transaction costs and gas fee complexities for consumers.