共きょう同どう軍ぐん事じ演えん習しゅう

noun

joint military exercise

A military drill conducted by two or more nations' armed forces together.

• 日にち米べい共きょう同どう軍ぐん事じ演えん習しゅうが来らい月げつ行おこなわれる。

  A Japan-U.S. joint military exercise will be held next month.