Four of Japan’s largest financial institutions have begun a major blockchain trial to digitally manage government bond collateral. The experiment aims to make trading Japanese government bonds possible around the clock, both at home and abroad.
The move could reshape how one of the world’s largest sovereign debt markets handles collateral across borders and time zones.
A Four-Way Partnership
Mizuho Financial Group, Nomura Holdings, Japan Securities Clearing Corporation, and Digital Asset announced the joint experiment on Monday. They will use the Canton Network, a blockchain platform built specifically for institutional finance and capital markets. The clearing house is a wholly-owned unit of Japan Exchange Group, the country’s main stock market operator.
The project will check whether blockchain can handle bond ownership transfers across multiple account managers. It will also test real-time collateral exchanges between clearing houses, institutional investors, and their clients. Japanese government bonds will keep their legal status as registered securities throughout the testing period.
Japan’s Financial Services Agency formally approved the trial under its Payment Innovation Project back in February. Regulators will also review whether Japanese laws need to be changed to allow full blockchain-based bond trading. The four partners plan to finish their work by the end of September, according to Nikkei.
The Canton Network already hosts similar projects from global financial giants like JPMorgan and Goldman Sachs. The US clearinghouse, DTCC, is also using the same network to tokenize American Treasury bonds. Japan’s move brings one of Asia’s most important safe-haven assets into the same global financial ecosystem.
Why It Matters
Collateral management usually requires complex coordination across institutions, different computing systems, and multiple legal jurisdictions worldwide. Moving the process on-chain could cut paperwork, reduce settlement delays, and free up capital for major banks. Japanese officials hope the experiment will strengthen Tokyo’s competitive position in the fast-growing global digital asset race.
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Source: https://beincrypto.com/japans-big-banks-take-government-bonds-on-chain/
