長
Meaning
long, senior, superior, leader
Kunyoumi
なが(い) - nagai, おさ - osa
Onyoumi
チョウ - chou
The original depiction of the kanji 長 is long hair, therefore representing the word long. However the current script doesn’t depict long hair anymore. So to remember this kanji, imagine 長 as a long haired woman wearing a long sleeved kimono flowing down to the back.