> For the complete documentation index, see [llms.txt](https://docs.payments.thalescloud.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.payments.thalescloud.io/ecom/ja/d1-apiwosuru/d1-apirifarensu.md).

# D1 APIリファレンス

実装中にこれらの OpenAPI 仕様を使用してください。

* **インバウンド API**：あなたのシステムが Thales D1 を呼び出します。
* **アウトバウンド API**：Thales D1 があなたのシステムを呼び出します（通知用）。


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# Agent Instructions
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## Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.payments.thalescloud.io/ecom/ja/d1-apiwosuru/d1-apirifarensu.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.