What is waifu cups?

Waifu cups are a type of cup that are decorated with images of anime or manga characters that embody the concept of a "waifu." The term "waifu" is a Japanese term used to refer to fictional characters that someone has a strong emotional attachment to. Waifu cups are typically made from ceramic or porcelain and come in a variety of sizes and shapes. They can be used for drinking beverages or as decorative items for display purposes. Some waifu cups may feature popular characters from popular anime series like Naruto, One Piece, Dragon Ball Z, Attack on Titan, or Sailor Moon. They are often sought after by anime fans and collectors as a way to express their fandom and appreciate their favorite characters.