KOKO HOTEL Osaka Namba Sennichimae sits in Sennichimae, in front of an exit from the Namba Station underground shopping arcade and a three-minute walk from Dotonbori. Luggage can be stored before check-in, and breakfast is served. Washing machines, an ice machine, and a microwave are on the second floor for use outside the guest rooms. Rooms are small, and noise from the hallway and outside can be heard.