Dictionary / Vocabulary / 修行
しゅぎょう · also すぎょう
training; practice; discipline; study
JLPT N1 common word
私ね、ベーグル屋さんになりたくて、３年間ベーグル屋に修行に行ってたの。楽しかった。
I wanted to become a bagel maker so I took three years of training for it. It was fun.