卒業 [そつぎょう] – graduation; outgrowing something; moving on

• 卒 [ソツ・シュツ・おえる・おわる] – graduate
• 業 [ギョウ・わざ] – vocation; art; performance; karma (Buddhist)

Interestingly, when a star gets kicked out of a group (i.e. Morning Musume), it’s referred to it as “graduating.”