Wushu Tao
(https://www.wushu-tao.com)
Writing sheet of the character : - jǐ 己 (Le 6e des 10 Troncs célestes / soi-même / propre / personnel)
 
For more informations about this character and his pronunciation, consult this page :
https://www.wushu-tao.com/page_ac_liste_car.php