Dday1 is a cafe in Nishishinsaibashi, Chuo Ward, Osaka, a four-minute walk from Yotsubashi Station and close to Dotonbori. It sells dujjonku, cake, and coffee, and its dujjonku has a crisp kadayif layer. It also offers a strawberry cream latte and an Earl Grey cheesecake. It is open until midnight, and both eat-in and takeout are available.