GaiGai GaiGai is the largest and top-performing offline modern matchmaking agency that focuses on connecting singles through quality matchmaking services as well as refreshing, fun and engaging events.Combining traditional matchmaking with modern matching technology, GaiGai is able to exponentially and consistently expand its database while ensuring quality matches based on preferences and compatibility. As we grow, we strive to expand networks with endless opportunities for singles to make meaningful connections through their preferred methods.