“Internal affairs” in Japanese
Short answer
Internal affairs in Japanese is “内治” (naichi). Full meaning: internal affairs, domestic affairs.
Other ways to say “Internal affairs” in Japanese
国内事情
kokunaijijou internal (domestic) affairs
内事
naiji personal affairs, internal affairs
内輪
uchiwa family circle, one's circle (of friends, co-workers, etc.), one's fellows, in-group; private matters, internal affairs; conservative (e.g. estimate), moderate
うちわ
uchiwa family circle, one's circle (of friends, co-workers, etc.), one's fellows, in-group; private matters, internal affairs; conservative (e.g. estimate), moderate
Looking for the other direction? Search any Japanese word in the Nihoner lexicon, or practise what you have learned in the learning games.