JLPT.com Logo
N2

上は

💡Meaning

Once; now that

📝Usage

Verb[dict/た] + 上は (うえは)

⚠️Notes

A very formal and strong version of 「からには」, expressing a firm resolve. (e.g., 約束した上は、必ず実行します。 - Now that I have promised, I will definitely carry it out.)