Pop Life Department M's at Akihabara, Tokyo

Seven-floor adult department store billed as the world's largest sex shop.

Pop Life Department M's is a seven-floor adult department store in the Taiheidou Building at 1-15-13 Sotokanda, often described as the largest sex shop in the world. Occupying basement level through the sixth floor, it stocks S&M gear, toys, costumes, and novelty items for both men and women, plus a noted panty vending machine. It sits a short walk from Akihabara Station.

The store is known for being clean and well organised, with mostly affordable prices, tax-free shopping, and a famously foreigner-friendly atmosphere that draws around 1,000 visitors a day on weekdays. Products are laid out across themed floors for easy browsing. It suits curious adult visitors and shoppers seeking a uniquely Akihabara experience.

Drop in during daytime hours for a self-guided tour of the floors, as the layout makes browsing straightforward. For adults, it is one of Akihabara's most talked-about novelties.
Official: https://www.ms-online.co.jp