This is not just an album of moments where people who have nipple piercings - this is for scenes where people are actively having their nipples pierced (usually non-consensually, because... it's hotter).
General cw's: blood, needles, non-consensual body modification (or threats of it).
You may feel your favorite manga should be gathered together into distinct categories for your own reference and, now, you can do this with a LIST. After you've created your list or lists, you can proudly recommend them to other manga fans to showcase and share your taste in manga.
Takaramono wa Hako no Naka