Analysis: JSCC, with Mizuho, Nomura, and Digital Asset, is testing onchain transfer and management of Japanese government bonds as collateral on the Canton Network. The PoC targets real-time collateral transactions, regulatory compliance under financial instruments law, and cross-border clearing use cases. It forms part of the Financial Services Agency’s Payment Innovation Project, driven by urgency from US tokenized asset pilots. Implications: Offers efficiency gains in collateral reuse for one of the world’s largest bond markets. Risks center on legacy system integration and maintaining compliance at scale. Alpha insight: This clearinghouse-led hybrid model reframes blockchain as an institutional upgrade layer rather than a disruptor—potentially setting the template for sovereign debt tokenization across regulated Asia.(unfolded.)