Pros
1.) Cheap daily rate
2.) Near JR stations
3.) Near various restaurants
Cons
1.) BEWARE! No elevator! 4th and 5th floors! Not suitable if you have BIG and MEDIUM luggages.
2.) Very narrow staircases
3.) Poor room heater ventilation specially if your going in a winter season.
4.) Rooms are VERY SMALL, only ideal for solo traveller.
5.) Very NOISY neighborhood and many bystanders outside during evenings.
6.) Common bathrooms are always occupied. Better get up early so you can have your adequate time in the bathroom.
7.) Your luggage are not allowed to be kept after your check out date.