---
title: "無料FAXツール：送信テスト・送付状 | SingleFax"
description: FAX機のテスト、送付状の作成、PDFの準備、無料の24時間受信番号の取得。ツールを選び、始める前に制限を確認してください。
canonical_url: "https://singlefax.com/ja/無料ファクスツール"
meta:
  "og:description": FAX機のテスト、送付状の作成、PDFの準備、無料の24時間受信番号の取得。ツールを選び、始める前に制限を確認してください。
  "og:image": "https://singlefax.com/_og/s/o_d04fded891cea68e.jpeg"
  "og:image:alt": 無料FAXツール：送信テスト・送付状
  "og:image:height": "630"
  "og:image:type": image/jpeg
  "og:image:width": "1200"
  "og:title": "無料FAXツール：送信テスト・送付状 | SingleFax"
---

> Index of every page on this site: [llms.txt](https://singlefax.com/llms.txt)

[singlefax](https://singlefax.com/ja)

[送信・受信](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E9%80%81%E4%BF%A1) [法人のお客様](https://singlefax.com/ja/%E6%B3%95%E4%BA%BA%E5%90%91%E3%81%91)用途別 [料金](https://singlefax.com/ja/%E6%96%99%E9%87%91) [ブログ](https://singlefax.com/ja/blog)

<details>

<summary>言語</summary>



<a href="https://singlefax.com/free-fax-tools">English</a><a href="https://singlefax.com/de/kostenlose-fax-tools">Deutsch</a><a href="https://singlefax.com/fr/outils-fax-gratuits">Français</a><a href="https://singlefax.com/es/herramientas-fax-gratis">Español</a><a href="https://singlefax.com/it/strumenti-fax-gratuiti">Italiano</a><a href="https://singlefax.com/zh-tw/%E5%85%8D%E8%B2%BB%E5%82%B3%E7%9C%9F%E5%B7%A5%E5%85%B7">繁體中文</a><a href="https://singlefax.com/pt-br/ferramentas-fax-gratis">Português do Brasil</a><a href="https://singlefax.com/tr/ucretsiz-faks-araclari">Türkçe</a><a href="https://singlefax.com/ko/%EB%AC%B4%EB%A3%8C-%ED%8C%A9%EC%8A%A4-%EB%8F%84%EA%B5%AC">한국어</a><a href="https://singlefax.com/ar/%D8%A3%D8%AF%D9%88%D8%A7%D8%AA-%D9%81%D8%A7%D9%83%D8%B3-%D9%85%D8%AC%D8%A7%D9%86%D9%8A%D8%A9">العربية</a>

</details>

[ログイン](https://singlefax.com/ja/%E3%83%AD%E3%82%B0%E3%82%A4%E3%83%B3)

SingleFaxの無料ツール

# 無料のファクスツール

何をしますか？FAX機の確認、送付状の作成、PDFの準備、返信の受信。下からツールを選んでください。それぞれアカウント要件と制限を説明しています。

ダウンロードとPDFツールは無料です。受信番号には無料枠があります。SingleFaxを使った文書の送信は別料金です。

## FAXツールを選ぶ

### [Test fax](https://singlefax.com/ja/%E3%83%86%E3%82%B9%E3%83%88%E7%94%A8%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7)

Send a harmless page from your fax machine and check the test line.

No account needed

Checked copies only; optional fax-back subject to eligibility and capacity.

[test faxを開く](https://singlefax.com/ja/%E3%83%86%E3%82%B9%E3%83%88%E7%94%A8%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7)

### [Fax cover sheet generator](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E9%80%81%E4%BB%98%E7%8A%B6)

Fill a cover sheet, add your logo, then print or download it.

No account needed

PDF and Word templates are free. Sending a fax is paid separately.

[fax cover sheet generatorを開く](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E9%80%81%E4%BB%98%E7%8A%B6)

### [Free 24-hour fax number](https://singlefax.com/ja/%E7%84%A1%E6%96%99%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7)

Get a temporary number for receiving a private reply.

Verified email required; no card

One active number; three claims and 25 received pages per rolling 30 days.

[free 24-hour fax numberを開く](https://singlefax.com/ja/%E7%84%A1%E6%96%99%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7)

### [Printable fax test page](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E3%83%86%E3%82%B9%E3%83%88%E3%83%9A%E3%83%BC%E3%82%B8)

Download an original sample with text, lines and shades to check legibility.

No account needed

Free one-page PDF. Print it or send it with your external fax service.

[printable fax test pageを開く](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E3%83%86%E3%82%B9%E3%83%88%E3%83%9A%E3%83%BC%E3%82%B8)

### [Prepare a fax PDF](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E6%BA%96%E5%82%99)

Rotate and reorder PDF pages, preview black and white, then download.

No account needed; processed in your browser

One PDF at a time, up to 50 MB and 100 pages. Sending is paid separately.

[prepare a fax pdfを開く](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E6%BA%96%E5%82%99)

## 無料の資料・ツール

### 印刷できる送付状テンプレート

ビジネス、個人、医療、法律、IRS向けのレイアウトを選べます。機密保持の注意書きだけでHIPAAに準拠するわけではありません。

[無料のPDF・Wordテンプレートを見る](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E9%80%81%E4%BB%98%E7%8A%B6#templates)

### 公共機関のFAX番号一覧

公共機関を探し、FAX番号と提出方法を確認してから送信してください。

[連邦議会](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7%E4%B8%80%E8%A6%A7/%E7%B1%B3%E5%9B%BD%E4%B8%8B%E9%99%A2) [上院](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7%E4%B8%80%E8%A6%A7/%E7%B1%B3%E5%9B%BD%E4%B8%8A%E9%99%A2) [知事](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7%E4%B8%80%E8%A6%A7/%E7%B1%B3%E5%9B%BD%E5%B7%9E%E7%9F%A5%E4%BA%8B)

## もっと長く受信用番号を使いますか？

無料受信番号は割当てから24時間有効です。送信者にもっと時間が必要なら、取得前に [一時FAX番号の選択肢を比較](https://singlefax.com/ja/%E4%B8%80%E6%99%82%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7)。

[singlefax](https://singlefax.com/ja)

必要なときに、送信も受信も。

[![Google Playで入手](https://singlefax.com/images/google-play-badge.png)](https://play.google.com/store/apps/details?id=com.monocube.singlefax) [Chromeに追加](https://chromewebstore.google.com/detail/singlefax-fax-a-document/ojpmpilgkmjcfebhpkdmmjlkbcifkkej) [LinkedInのSingleFax](https://www.linkedin.com/company/singlefax/) [FacebookのSingleFax](https://www.facebook.com/singlefax) [InstagramのSingleFax](https://www.instagram.com/singlefax.app) [ThreadsのSingleFax](https://www.threads.com/@singlefax.app) [YouTubeのSingleFax](https://www.youtube.com/@singlefax) [GitHubのSingleFax](https://github.com/SingleFax)

## ファクスサービス

- [ファクスを送信](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E9%80%81%E4%BF%A1?type=send)
- [ファクスを受信](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E9%80%81%E4%BF%A1?type=receive)
- [24時間の無料番号](https://singlefax.com/ja/%E7%84%A1%E6%96%99%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7)
- [無期限の番号](https://singlefax.com/ja/%E7%84%A1%E6%9C%9F%E9%99%90%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7)
- [番号ポータビリティ](https://singlefax.com/ja/%E7%95%AA%E5%8F%B7%E3%83%9D%E3%83%BC%E3%82%BF%E3%83%93%E3%83%AA%E3%83%86%E3%82%A3)
- [ファクステスト](https://singlefax.com/ja/%E3%83%86%E3%82%B9%E3%83%88%E7%94%A8%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7)
- [法人向けプラン](https://singlefax.com/ja/%E6%B3%95%E4%BA%BA%E5%90%91%E3%81%91)
- [HIPAA Secure](https://singlefax.com/ja/hipaa%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9)
- [インターネットFAX](https://singlefax.com/ja/%E3%82%A4%E3%83%B3%E3%82%BF%E3%83%BC%E3%83%8D%E3%83%83%E3%83%88fax)
- [メールでファクス送信](https://singlefax.com/ja/%E3%83%A1%E3%83%BC%E3%83%AB%E3%81%A7%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9)
- [WhatsAppでファクス](https://singlefax.com/ja/whatsapp%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9)

## IRSへの申告

- [IRS申告一覧](https://singlefax.com/ja/irs%E7%94%B3%E5%91%8A)
- [EIN · フォームSS-4](https://singlefax.com/ja/ein%E7%94%B3%E8%AB%8B)
- [フォーム5472](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A05472%E6%8F%90%E5%87%BA)
- [フォーム7004](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A07004%E6%8F%90%E5%87%BA)
- [フォーム2553](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A02553%E6%8F%90%E5%87%BA)
- [フォーム2848](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A02848%E6%8F%90%E5%87%BA)
- [フォーム4506-T](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A04506-t%E6%8F%90%E5%87%BA)
- [フォーム8821](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A08821%E6%8F%90%E5%87%BA)
- [フォーム8802](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A08802%E6%8F%90%E5%87%BA)
- [フォーム8655](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A08655%E6%8F%90%E5%87%BA)
- [フォーム3911](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A03911%E6%8F%90%E5%87%BA)
- [フォーム8233](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A08233%E6%8F%90%E5%87%BA)
- [NY POA-1](https://singlefax.com/ja/%E3%83%95%E3%82%A9%E3%83%BC%E3%83%A0ny-poa-1%E6%8F%90%E5%87%BA)

## ツール・資料

- [無料のファクスツール](https://singlefax.com/ja/%E7%84%A1%E6%96%99%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E3%83%84%E3%83%BC%E3%83%AB)
- [ファクス用PDFを準備](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E6%BA%96%E5%82%99)
- [印刷用テストページ](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E3%83%86%E3%82%B9%E3%83%88%E3%83%9A%E3%83%BC%E3%82%B8)
- [ファクス送付状](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E9%80%81%E4%BB%98%E7%8A%B6)
- [モバイルアプリ](https://singlefax.com/ja/%E3%83%A2%E3%83%90%E3%82%A4%E3%83%AB%E3%82%A2%E3%83%97%E3%83%AA)
- [Chrome拡張機能](https://singlefax.com/ja/chrome%E6%8B%A1%E5%BC%B5%E6%A9%9F%E8%83%BD)
- [開発者向け](https://singlefax.com/ja/%E9%96%8B%E7%99%BA%E8%80%85%E5%90%91%E3%81%91)
- [AIファクスエージェント](https://singlefax.com/ja/ai%E3%82%A8%E3%83%BC%E3%82%B8%E3%82%A7%E3%83%B3%E3%83%88)
- [バージョン管理](https://singlefax.com/ja/%E3%83%90%E3%83%BC%E3%82%B8%E3%83%A7%E3%83%B3%E7%AE%A1%E7%90%86)
- [米国下院のファクス番号一覧](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7%E4%B8%80%E8%A6%A7/%E7%B1%B3%E5%9B%BD%E4%B8%8B%E9%99%A2)
- [米国上院のファクス番号一覧](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7%E4%B8%80%E8%A6%A7/%E7%B1%B3%E5%9B%BD%E4%B8%8A%E9%99%A2)
- [米国州知事のファクス番号一覧](https://singlefax.com/ja/%E3%83%95%E3%82%A1%E3%82%AF%E3%82%B9%E7%95%AA%E5%8F%B7%E4%B8%80%E8%A6%A7/%E7%B1%B3%E5%9B%BD%E5%B7%9E%E7%9F%A5%E4%BA%8B)

## SingleFax

- [料金](https://singlefax.com/ja/%E6%96%99%E9%87%91)
- [ブログ](https://singlefax.com/ja/blog)
- [会社情報](https://singlefax.com/ja/%E4%BC%9A%E7%A4%BE%E6%83%85%E5%A0%B1)
- [お問い合わせ](https://singlefax.com/ja/%E3%81%8A%E5%95%8F%E3%81%84%E5%90%88%E3%82%8F%E3%81%9B)
- [サポート](https://singlefax.com/ja/%E3%82%B5%E3%83%9D%E3%83%BC%E3%83%88)

© 2026 SingleFax

[プライバシー](https://singlefax.com/ja/%E3%83%97%E3%83%A9%E3%82%A4%E3%83%90%E3%82%B7%E3%83%BC%E3%83%9D%E3%83%AA%E3%82%B7%E3%83%BC) [利用規約](https://singlefax.com/ja/%E5%88%A9%E7%94%A8%E8%A6%8F%E7%B4%84) [返金](https://singlefax.com/ja/%E8%BF%94%E9%87%91%E3%83%9D%E3%83%AA%E3%82%B7%E3%83%BC) [不正利用を報告](https://singlefax.com/ja/%E4%B8%8D%E6%AD%A3%E5%88%A9%E7%94%A8%E3%81%AE%E5%A0%B1%E5%91%8A)

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```

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```