Here are some of the top Saitama accommodations with bars:
Palace Hotel Omiya: Hotel with 6 restaurants. Enjoy the 2 bars, free WiFi, and breakfast.
Royal Pines Hotel Urawa: Hotel with 5 restaurants. Enjoy the bar, free WiFi, and breakfast.
THE MARK GRAND HOTEL: Hotel with 2 restaurants. Enjoy the bar, free WiFi, and 2 indoor pools.
Ofuro Cafe Utatane: Hotel with restaurant. Enjoy the bar, free WiFi, and free parking.