The kanji 針 represents a "needle" or a "pin." This is the core meaning, referring to a slender, pointed object used for sewing, puncturing, or measuring. The concept extends to anything sharp and pointed, or something that pierces or indicates.

・On-yomi (音読み): 　・シン (shin) ・Kun-yomi (訓読み): 　・はり (hari)

⚫︎針 (hari) Translation: Needle; pin. ⚫︎注射針 (chuusha-bari) Translation: Injection needle. ⚫︎針路 (shinro) Translation: Course; direction; needle route.

The kanji 針 is a pictograph. It depicts a needle. The top part represents the needle's eye, and the bottom part represents the needle's body, which is a slender, pointed object. Over time, the form has evolved but still clearly conveys the image of a needle. The original form of the character shows a simplified representation of the needle's structure.