IIJ GIO Content Acceleration Service is a cloud-based CDN solution provided by Internet Initiative Japan (IIJ). It caches content from customers’ web servers (origin servers) on delivery infrastructure directly connected to IIJ’s high-performance backbone network, enabling fast and low-latency content delivery over HTTP/HTTPS.

This service requires no setup fee or minimum contract period, and includes optional DDoS mitigation and WAF integration. It’s ideal for businesses in Japan that need a fast, reliable, and scalable content delivery solution.