Examples
Meaning
〜なら means if it is the case that or if you mean. It sets up a condition based on a topic, assumption, or information the speaker is responding to.
Formation
Use なら after nouns, な-adjectives, and plain clauses. In casual or natural speech, nouns and な-adjectives often connect directly to なら, such as 東京なら and 静かなら.
Usage
Use 〜なら when giving advice, making a recommendation, or responding to something someone has said. It is useful when the condition is not simply time order but a topic for discussion.
Nuance
〜なら often feels like the speaker is saying if that is what you are talking about, then.... It can bring the listener's topic into the conversation and add advice, judgment, or relevant information.
Comparison
Compared with 〜たら, 〜なら does not usually mean after something happens. For a time sequence such as after you arrive, use 〜たら. For advice based on a topic such as if you are going to Tokyo, 〜なら is natural.
Common Mistakes
A common mistake is using 〜なら for simple time order. 東京に着くなら電話してください sounds unnatural for when you arrive in Tokyo. 東京に着いたら電話してください is better.
Related Grammar
〜と
〜と is a conditional pattern used for natural results, automatic actions, directions, and repeated facts.
〜ば
〜ば is a conditional pattern meaning if. It often focuses on the condition that must be true for something else to happen.
〜たら
〜たら is a flexible conditional pattern used for if, when, and after. It is common in daily conversation and works well with plans and requests.
〜なら・〜たらの違い
This page compares 〜なら and 〜たら, focusing on topic-based conditions versus time-based or completed conditions.
と・ば・たら・ならの違い
This comparison page organizes the four major Japanese conditionals と, ば, たら, and なら so learners can choose the right one.