I understand that absolute confidentiality will be realized? I mean that the user can decide for himself, leave information about himself and his history of actions openly or in private.
Quoted from their whitepaper:
Optional Anonymity: Buyers and sellers can opt to remain anonymous, or they can choose to have their identity verified to create an on-platform trusted brand.
Remain anonymous and private: Yoshi coin will offer buyers and sellers the ability to retain their anonymity and privacy, ensuring both their identity and their transaction history remain hidden from public view or even other platform users.
Yes, the user can choose to remain anonymous or for sellers, have their identity verified and establish their brand in the platform.