In the end of the day this is a hostel, I highly
Keep in mind to bring a mini fan for ventilation, especially during summer.
During my visit I didn't need it.
They provide PJs, two small towels, blades, soap, shampoo and a tooth brush.
The location is strategic, nearby station, restaurants and the area is lively.
The onsen is public, so if you feel shy just cover your tool with a towel.