# Sony, SBI, and a Yen Stablecoin: How Startale Embedded Itself Inside Corporate Japan

Page: https://stenobird.com/podcast/web3-tech-brief-by-hackernoon-6365654/sony-sbi-and-a-yen-stablecoin-how-startale-embedded-itself-inside-corporate-japan
Text version: https://stenobird.com/podcast/web3-tech-brief-by-hackernoon-6365654/sony-sbi-and-a-yen-stablecoin-how-startale-embedded-itself-inside-corporate-japan.md
Podcast: [Web3 Tech Brief By HackerNoon](https://stenobird.com/podcast/web3-tech-brief-by-hackernoon-6365654)
Published: 2026-06-04T16:00:39+00:00
Episode link: https://share.transistor.fm/s/85ef2a4f
Audio file: https://media.transistor.fm/85ef2a4f/ac25c07a.mp3
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JSON: https://stenobird.com/v1/public/podcasts/web3-tech-brief-by-hackernoon-6365654/episodes/sony-sbi-and-a-yen-stablecoin-how-startale-embedded-itself-inside-corporate-japan
Duration seconds: 717

## Resource

This story was originally published on HackerNoon at: https://hackernoon.com/sony-sbi-and-a-yen-stablecoin-how-startale-embedded-itself-inside-corporate-japan . Sota Watanabe on building Startale with Sony and SBI, launching the JPYSC yen stablecoin, and why he left Astar to own the full onchain stack. Check more stories related to web3 at: https://hackernoon.com/c/web3 . You can also check exclusive content about #web3 , #blockchain , #cryptocurrency , #sony , #yen , #startale , #good-company , #technology , and more. This story was written by: @ishanpandey . Learn more about this writer by checking @ishanpandey's about page, and for more stories, please visit hackernoon.com . Q: Who is Sota Watanabe? Sota Watanabe is the founder of Startale Group and previously the founder of Astar Network, Japan's largest public blockchain, launched in 2019. He co-develops the Soneium L2 with Sony Block Solutions Labs, leads Startale's partnership with SBI Holdings on tokenised securities, and oversees the issuance of JPYSC, Japan's first yen stablecoin under a regulated trust banking framework. He recently relocated to the United States to lead Startale's global expansion while retaining Tokyo as the company's regulated-infrastructure base. Q: What is Startale Group? Startale Group is a vertically integrated onchain finance company headquartered in Japan. It co-develops Soneium with Sony, builds tokenised securities infrastructure with SBI Holdings through Strium, issues both yen (JPYSC) and dollar stablecoins, and operates consumer-facing applications. The company has raised $63 million in Series A funding with participation from Sony Innovation Fund and SBI. Q: What is Soneium? Soneium is an Ethereum Layer-2 network co-developed by Startale Group and Sony Block Solutions Labs. It…

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