What is postalk.jp?
postalk.jp is a Japan-based Comms & Email provider.
Is postalk.jp usable in China?
postalk.jp is basically usable in mainland China, though latency may vary by ISP and time of day; have a backup proxy ready. The provider is headquartered in Japan and primarily serves overseas markets.
How do I sign up for postalk.jp?
Visit the postalk.jp official site to complete sign-up. Registration typically requires an email (Gmail/Outlook recommended) and a payment method. Most overseas services accept credit card / PayPal / crypto. See the "Visit Official Site" button on this page for the direct link.