What seiheki bin means
xpjar.com is a free kink jar with no sign-up, also called seiheki bin (性癖の瓶, seiheki-bin, seihekibin). Pick a word list, rate it from hard no to overflowing, and share the bottle from the browser. Adults 18+.
1. Open a list
Start with Basics. The page can be shown in English, 中文, or 日本語.
2. Rate each item
Move an item from hard no to overflowing. Skip anything you want to leave for later.
3. Save or share
Save the picture, or copy the link. Opening that link shows the filled jar. The answers sit after # and are not sent to the server.