Meaning: ないじn. (Kanji=内事) personal affairs, internal affairs, events or activities which occur within a body (or country, organization, etc.)n. (Kanji=内治) internal affairs, domestic affairs, events or activities which occur within a body (or country, organization, etc.)n. (Kanji=内示) unofficial announcementn. (Kanji=内耳) inner ear, internal part of the ear where the cochlea and semicircular canals are located (organs which transform sound waves into auditory signals and aid in balance)