EggU - Egg | At-home egg cell testing kit. I purchased this through a friend's recommendation, but it's no longer needed in my household, so I'm putting it up for sale. Expiration date: February 28, 2026 https://eggu.jp/en/products/eggu-%e3%82%a8%e3%83%83%e3%82%b0-%e5%8d%b5%e5%ad%90%e6%95%b0%e6%a4%9c%e6%9f%bb%e3%82%ad%e3%83%83%e3%83%88