leap of faith

figuratively

(figuratively) The act of believing in something despite lack of proof of its truth or existence, or the attempt of something without being sure of its possible outcome.

Japanese Meaning

証拠がなくても何かを信じる行為、または結果が不確実な状況に挑戦する試み。 / 実際には明確な裏付けがないにもかかわらず、信念に基づいて行動すること。

What is this buttons?

Starting her own company was a leap of faith, but it paid off.

Google Translation / DeepL Translation

自分の会社を始めるのは、根拠がないまま信じて踏み出す行為だったが、うまくいった。

Details

Sense（1）

(figuratively) The act of believing in something despite lack of proof of its truth or existence, or the attempt of something without being sure of its possible outcome.