Four Pillars has announced plans to launch a yen-backed stablecoin in collaboration with Startale, targeting a release in the second quarter of 2026. The announcement was made on December 23, 2025, via social media. This initiative aims to introduce a fiat-backed digital asset, although specific use cases for the stablecoin have not yet been disclosed. The partnership represents a significant move in Four Pillars' strategy to expand its digital currency offerings.