noun, noun or participle which takes 'suru', intransitive verb
independence; standing on one's own
Refers to becoming self-reliant, especially in a professional or personal capacity. Often used with する to mean 'become independent' or 'strike out on one's own'.
彼は会社を辞めて一本立ちした。
He quit the company and struck out on his own.
一人前
It will still take time to become independent as a full-fledged craftsman.