中旬
ちゅうじゅん · chuujun · JLPT N2 · noun
calendar month
📅 中 = middle + 旬 = ten-day span, so the middle third of the month
Japanese splits each month into three 旬 periods: 上旬 (first ten days), 中旬 (middle ten days), and 下旬 (last days). 中旬 is the second one.
中 — vertical stroke 丨 through enclosure 口
Pictograph of a banner or pole piercing the center of a target or territory, depicting the idea of 'middle' or 'center'. The horizontal frame represents boundaries, and the vertical line marks the central axis. The meaning extended from spatial center to 'middle, central, China' (中国, the Middle Kingdom).