Pros:
-super friendly host, sends messages with cute emojis and responds quickly to messages
-clean apartment with comfortable beds, and updated toto bidet
-super quiet neighborhood
-10-15 minute walk to Yanesen (retro neighborhoods)
-8 minute walk to Yamanote Line (Shinjuku, Ueno, Shibuya, etc)
-few minutes to JR train
-few feet from a 7-11
-walking distance to several supermarkets
-drink vending machine in front of building (cheaper than 7-11)
Cons:
-no elevator (but host helps bring up/down your luggage)
-no mirror in shower area, no vanity, and no separate sink for washing. Only sink available is the kitchen sink
basically, great value! run don't walk to book!