[ないか, naika] (n, adj-no) (1) internal medicine, i.e. treatment by medical procedures rather than surgical procedures; (2) department of internal medicine (hospital, etc.); (P)#6319
[eejanaika] (exp) (1) isn't it great?; (n) (2) carnival-like religious celebrations (e.g. dancing festivals) that occurred across Japan from June 1867 to May 1868