In my observation, reviews (in general) are different in Japan. Look at something simple like google maps reviews of restaurants or clinics. The bad reviews are often extremely personal and not really representative of what most people would experience.

"I really didn't want to speak with anyone or make eye contact, but the staff cheerfully greeted me and seemed to want to talk to me. One staff even looked at me from behind the counter while I was drinking my coffee." >> One star