2.It can also be used to express a situation where someone has a poor relationship with others.often interchangeable with &quot；kyoumi ga nai&quot；(不具合がある) or &quot；koukan ga warui&quot；(交际が悪い)。3.In the medical field in Japan.&quot；amu&quot；can also refer to swelling.pain.or other physical discomforts。