Confluence: Confluence でフォームを作成する方法
Confluence: How to create a form in Confluence?
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Confluence doesn't have out-of-the-box capabilities to create forms. In Confluence, you can create Templates and BluePrints in order to guide your users for look & feel and data to be displayed on the page.
You can customize already existing blueprints, or create your own blueprints. It will require development skills, but to avoid it, you can get an app.
You can find various add-ons that will provide you with forms feature in the Atlassian Marketplace.