It seems you might be referring to "PSN VPN" or "日服 VPN" (live chat VPN) on the PSN platform. PSN, which stands for People's Service Network, is a video streaming platform in China. PSN does offer a VPN service, which is designed to protect users from IP theft and ensure secure internet access for live streaming. If you're asking about PSN VPN, it's important to note that PSN's VPN is specifically for internet access and not for live chat. However, if you're referring to live chat on PSN, PSN does provide a live chat feature, often through their website or mobile app, to allow users to interact in real-time.