Sparkle AI Inc. has announced the launch of Project: On, Japan’s first platform dedicated to building voice AI agents. The platform comprises two core services: onBridge, set for release in July 2025, and onVoice, expected in September. This launch positions Sparkle AI at the forefront of Japan’s growing voice AI market, driven by rising demand for natural voice interaction across industries.
onBridge offers a cloud-based infrastructure that simplifies the connection between AI agents and telephone lines. It features an intuitive console for managing phone numbers and agent integration, supports low-latency domestic calls, and is optimized for enterprise-level reliability.
onVoice introduces Japan’s first no-code/low-code environment for building voice AI agents. It enables businesses to design customized dialogue flows, select from multiple voice engines including Japanese, and integrate with internal and external systems. The platform supports continuous optimization based on conversation analytics and offers multi-channel deployment across phones, web, apps, and smart speakers.
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As labor shortages and multilingual needs intensify in Japan, voice AI is becoming a critical solution. Sparkle AI’s platform aims to reduce development time and costs while accelerating the adoption of voice-based automation in sectors such as healthcare, finance, retail, and public services.
