As the Japanese sex doll industry advances, privacy concerns have become increasingly prominent, especially in the context of digital integration and data security. Many modern dolls are equipped with smart features like voice recognition, AI interaction, and internet connectivity, which can collect sensitive user data. This raises questions about how personal information is stored, used, and protected. Consumers often worry about data breaches or unauthorized access, especially considering the sensitive nature of their interactions. Manufacturers are increasingly aware of these concerns and are implementing robust security measures, such as encrypted data storage and secure communication protocols, to safeguard user privacy. Additionally, there is a growing emphasis on user anonymity and discreet packaging to protect identities during purchase and delivery. Ethical considerations also extend to consent and data rights, prompting some companies to adopt transparent policies and give users control over their data. Moreover, discussions around privacy extend beyond digital security to societal perceptions—many users seek confidentiality to avoid stigma. As technology becomes more integrated into these products, maintaining user privacy will remain a key priority for the industry, ensuring that consumers can enjoy their experiences without fear of exposure or misuse.