The virtual SNS " cluster " is a platform that allows you to "create" various things such as creating multi-device / multi-play games and worlds, using custom avatars, and holding events. Creators guide is an introduction guide for those who want to challenge "creating" with cluster. Cluster publishes a Unity project that serves as a template for creating game worlds. It's packed with the materials you need to create a game world, so you can create your own game world without having to start from scratch! "Cluster" is a virtual SNS where you can gather in a virtual space from various environments such as smartphones, PCs, and VR devices to participate in events and enjoy content with your friends.