CadenceLIVE Japan lists a presentation by 田所 晴子 of Cadence Japan on ViraStack, a natural-language-operated AI agent for analog and custom design in Virtuoso. Its advertised scope spans circuit design, layout and verification rather than layout automation alone. The speaker biography identifies application-engineering work on Virtuoso ADE and Spectre since 2005. This records the scheduled technical presentation and public abstract, not customer adoption, measured productivity gains or responsibility for developing the product.