Don Quijote Shinjuku Tonanguchi is a large and spacious Donki store located near the southeast exit of Shinjuku station. Opened in 2017, this newer store offers a wide range of products and is convenient for both locals and visitors. With its 24-hour opening hours, it's a great spot to shop for anything you need, from snacks to souvenirs, in the bustling area of Shinjuku.