[Zipangcoin Tokenized Assets by Mitsui Subsidiary to Launch on OP Mainnet] According to Foresight News, citing The Defiant, MDC, the digital commodities subsidiary of Japan's Mitsui & Co., announced that its tokenized gold, silver, and platinum assets, Zipangcoin (ZPG), will be deployed on OP Mainnet. This marks the first time ZPG has been released on a public blockchain since its launch in 2022; previously, the asset operated on the private chain Miyabi. Additionally, Japan-based exchange GMO Coin will list ZPG on April 20. MDC stated that the decision to choose OP Mainnet was based on research into the growth of the OP Stack ecosystem, which processed over 6 billion transactions in 2025. Zipangcoin is a commodity-backed crypto asset issued under Japan's regulatory framework. As of 2025, the scale of tokenized RWA assets on-chain has grown to approximately $18.6 billion.