ASSA will create a new concept of an on-offline linkage model in which the physical and online spaces are naturally connected through the metaverse in the content that is music. The new ecosystem will become a fun playground where all members, as producers and consumers, use the community and commerce functions conveniently according to their individual needs and receive rewards and share profits according to their contribution. Furthermore, we will implement Sing to Earn and Entertain to Earn, where play and cultural creative activities can be directly linked to economic activities.