expression, godan verb (iku/yuku class)
to die; to pass away; to go to heaven
Euphemistic fixed expression literally meaning 'to go to the other world'. Used in everyday speech to refer to dying without being overly blunt.
祖父は去年、静かにあの世に行きました。
My grandfather quietly passed away last year.
Before I go to heaven, I want to do everything I want to do.