〜次第だ

Depends on; Based on; Determined by

1. Overview

「〜次第だ」 is a Japanese expression used to indicate that a certain result or situation is determined by preceding conditions or factors. This structure is often used to explain the relationship between conditions and outcomes.

2. Structure

• Grammar Structure:

  • Verb (plain form) + 次第だ
  • Noun + 次第だ

• Explanation:

  • 「次第」 means "order" or "sequence," and when combined with 「だ」, it expresses that the result is contingent upon the previously mentioned conditions.

3. Usage Explanation

• Connection: It generally follows the plain form of a verb or a noun, emphasizing the relationship between the result and preceding conditions.

• Usage: This structure is often used to indicate that the development of a situation depends on certain conditions, commonly used in formal or written contexts.

• Translation: It indicates that a certain result or situation is determined by preceding conditions, emphasizing the causal relationship.

4. Similar Grammar

• 〜による: Indicates based on a certain condition or criterion but does not emphasize the directness of the causal relationship.
• 〜次第で: Also expresses dependence on a certain condition, emphasizing the potential for change.

5. Key Points to Note

• Formal Language: 「〜次第だ」 is typically used in formal contexts, less commonly in conversation, and is mainly found in written language.

• Clarity: This expression requires clearly stating the factors that influence the result to ensure its meaning is understood.

6. Example Sentences

1. 天気次第で、ピクニックに行けるかどうか決まります。
   Whether we can go for a picnic depends on the weather.

2. あなたの努力次第だ。
   It depends on your effort.

3. 会議の結果次第で、計画を変更するつもりです。
   I plan to change the plan depending on the results of the meeting.

7. Summary

「〜次第だ」 is an expression used to indicate that a certain result or situation is determined by preceding conditions. It emphasizes the causal relationship and is commonly used in formal contexts, suitable for explaining the development and changes of situations.