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DocHubの使い方:2026年にPDFを編集・署名する方法

執筆者 | Last updated Aug 11, 2026

クイックスタート

このガイドでは、DocHubのすべての機能について説明します。

所要時間: 各作品につき5分

このガイドには以下の内容も含まれています。 プロのヒント | よくある間違い | トラブルシューティング | 価格 | 代替案

このガイドを信頼する理由

I have used DocHub for eight months across client contracts and 学生 paperwork.

Every step below comes from real hands-on work, not vendor screenshots.

DocHub feature image

DocHub is one of the most practical PDF editor tools available today.

しかし、ほとんどのユーザーは、その機能のごく一部しか活用していない。

This guide shows you how to use DocHub feature by feature.

スクリーンショットとプロのアドバイスを交えながら、手順を一つずつ解説します。

DocHubチュートリアル

This How to Use DocHub tutorial covers PDF editing, document sharing, and signing, from first login to power-user habits.

ドックハブ

Edit, sign, and share PDF files straight from your browser. DocHub integrates with Google Drive, Gmail, Dropbox, OneDrive, and Box. Nothing gets downloaded or scanned. Start free, and test the Pro plan for 30 days.

DocHub の利用開始

いずれかの機能を使用する前に、この初回設定を完了してください。

約3分かかります。

Here is what daily use actually looks like:

DocHub の利用開始

それでは、各ステップを順を追って見ていきましょう。

ステップ1:アカウントを作成する

Visit the DocHub website and click Sign Up.

You can sign up with an email address or your Gmail account.

チェックポイント: チェックしてください 受信トレイ 確認メールについて。

ステップ2:アプリにアクセスする

DocHub runs in the browser, so there is no desktop app to install.

Log in on a computer, phone, or any mobile device and the layout adapts.

The Dashboard displays all DocHub functionality and your data in one place.

One quirk worth knowing: DocHub’s help screenshots use a demo account named Michael Scott.

That Michael Scott avatar simply marks where your own photo will sit.

チェックポイント: You should see your empty document list.

Step 3: Connect Your Storage

Connect DocHub to Google Drive, Dropbox, OneDrive, or Box.

This lets you import, export, edit, and sign documents without leaving those apps.

Then add your signature once so it is ready when you need it.

✅ 完了: これで、以下のすべての機能をご利用いただけます。

DocHub AI の使い方

ドックハブAI lets you ask questions about a long file and get plain answers fast.

以下に、その使用方法をステップごとに説明します。

ステップ1:任意のドキュメントを開く

Open a doc from your dashboard, computer, or Google Drive.

DocHub is compatible with PDF, DOC, PPT, XLS, and TXT files.

Step 2: Open the AI Panel

Click the AI icon in the right sidebar to view the chat panel.

タイプA 質問 about the pages you just opened.

これがその様子です。

How to Simplify Document Tasks with DocHub's AI Assistant

チェックポイント: The panel returns an answer with a page reference.

ステップ3:回答に基づいて行動する

Copy the summary into a comment, or jump straight to the cited page.

✅ 結果: You can pull key details out of a 40-page contract in under a minute.

💡 プロのヒント: Ask for a bullet summary before a client call. It beats skimming the whole doc on your phone.

DocHub Document Creatorの使い方

ドキュメント作成ツール lets you start a blank doc or reuse a saved layout 即座に.

以下に、その使用方法をステップごとに説明します。

Step 1: Click Create

Hit the Create button at the top left of your dashboard.

Choose Blank Document, or pick an existing file to duplicate.

Step 2: Save It as a Template

DocHub allows users to create reusable templates from documents they send often.

Each time a template is shared, a new copy is stored under one master template.

これがその様子です。

DocHubでテキストを入力および編集する方法

チェックポイント: The new file shows up in your document list with today’s date.

Step 3: Share the Template

Send the link, and each person completes their own copy.

✅ 結果: You stop rebuilding the same NDA or invoice every week.

💡 プロのヒント: Keep one master template per workflow. Editing the master updates what new recipients receive.

DocHub PDFフォームの使い方

PDFフォーム lets you turn a flat file into a form anyone can fill online.

以下に、その使用方法をステップごとに説明します。

Step 1: Open the Field Manager

Select Manage Fields from the toolbar.

The field manager lets you drag and drop fields onto the page.

Step 2: Drop In Your Fields

Add fields for 文章, signatures, initials, dates, and checkboxes.

You can also modify existing fields instead of drawing new ones.

これがその様子です。

DocHubで絵を描く方法

チェックポイント: Each field shows a coloured outline in the editor.

Step 3: Send It Out

Share the form by email or a personal DocHub URL to collect data.

✅ 結果: Clean, typed responses instead of scans of handwriting.

💡 プロのヒント: Mark fields as required. Recipients cannot submit until every required box is filled.

DocHub PDFエディターの使い方

PDFエディター lets you fix typos, add images, or highlight a clause in place.

以下に、その使用方法をステップごとに説明します。

Step 1: Open the Editing Toolbar

The toolbar sits along the top of the page you opened.

It holds the text, image, shape, and annotation tools.

Step 2: Make Your Edits

You can add text, images, shapes, and freehand drawings anywhere on the page.

Use the highlighter and sticky notes to annotate sections for a colleague.

これがその様子です。

DocHubでドキュメントを編集する方法

チェックポイント: A small saved indicator appears near the file name.

Step 3: Let It Save

DocHub automatically saves changes as you work, so there is no save button.

✅ 結果: PDF editing that takes seconds instead of a print-sign-scan loop.

💡 プロのヒント: Leave a comment instead of editing someone else’s wording. It keeps the original text intact.

How to Use DocHub Page Manager

ページを管理する lets you reshape a file without any desktop software.

以下に、その使用方法をステップごとに説明します。

Step 1: Open the Thumbnail Panel

DocHub provides thumbnails for all pages in your documents.

Click the pages icon on the left to view them.

Step 2: Rearrange or Delete

Drag a thumbnail to move it, or use the icons to rotate and delete pages.

これがその様子です。

DocHubでPDFを回転させる方法

チェックポイント: Page numbers renumber themselves after every move.

Step 3: Merge or Split

Merge multiple PDFs into a single file, or split one doc into separate files.

✅ 結果: A tidy file ready to send, with no blank scan pages left in it.

💡 プロのヒント: Split long contracts before sharing. People sign a five-page file far faster than a fifty-page one.

DocHub eSignの使い方

電子署名 lets you add legally binding eSignatures and request them from others.

以下に、その使用方法をステップごとに説明します。

Step 1: Choose Your Signature Style

Type your name, upload an image, or draw one using your phone.

DocHubで作成された署名は法的拘束力を持ちます。

Step 2: Place and Send

Drop the signature field where it belongs, then add signer emails.

You can collect multiple signatures in minutes.

これがその様子です。

DocHubで文書に電子署名する方法

チェックポイント: Each signer shows a status of sent, viewed, or signed.

Step 3: Track the Audit Trail

Open the details panel to see who opened and signed, and when.

✅ 結果: A signed agreement stored in your account with a full record attached.

💡 プロのヒント: You can open, sign, and reply to PDFs in your Gmail inbox without downloading.

DocHubラベルの使い方

ラベル lets you tag files so your dashboard stays readable as it grows.

以下に、その使用方法をステップごとに説明します。

Step 1: Select Your Documents

Tick the checkbox next to one or more files in the list.

ステップ2:ラベルを貼る

Click the label icon and choose an existing tag or create a new one.

A doc can carry several labels at once.

これがその様子です。

DocHubをGoogleドライブに接続する方法

チェックポイント: The label name appears beside each file you tagged.

ステップ3:ラベルでフィルタリングする

Click any label in the sidebar to see only those files.

✅ 結果: Signed, pending, and archived work stay separated without folders.

💡 プロのヒント: Add a Waiting on Client label. It becomes your follow-up list every Monday morning.

文書検索 lets you pull up the right file even when you forgot its name.

以下に、その使用方法をステップごとに説明します。

Type a client name, a phrase, or a file name in the search bar.

Step 2: Narrow the Results

Filter by label, owner, or date to cut a long list down fast.

これがその様子です。

複雑な文書処理をサポートするAIアシスタント

チェックポイント: Matching words are highlighted in the preview.

Step 3: Open and Continue

Click a result to reopen the doc exactly where you left it.

✅ 結果: No more scrolling through months of stored files.

💡 プロのヒント: Search for the counterparty name rather than your own file name. It matches text inside the pages.

DocHubセキュリティの使い方

安全 lets you control who opens a file and log what they did.

以下に、その使用方法をステップごとに説明します。

Step 1: Turn On Two-Factor Authentication

Open account settings and switch on two-factor authentication.

This is the single fastest security win on any shared account.

ステップ2:ドキュメントのアクセス許可を設定する

Choose view, comment, or edit permissions per recipient.

Add password protection before you make a document public.

これがその様子です。

DocHubモバイルアプリ:どこからでもドキュメントを管理する方法

チェックポイント: The share panel lists each recipient and their access level.

Step 3: Check the Audit Trail

DocHub provides an audit trail that records all changes made in a document.

✅ 結果: Your data and documents sit behind multiple layers of security.

💡 プロのヒント: DocHub complies with industry-leading standards and certifications, which matters when clients ask for proof.

DocHubのプロ向けヒントとショートカット

After eight months of daily editing, signing, and sharing, here are the habits that stuck.

キーボードショートカット

アクションショートカット
Undo your last editCtrl + Z / Cmd + Z
編集をやり直すCtrl + Shift + Z
Find text on the open pageCtrl + F / Cmd + F
Print or download a copyCtrl + P / Cmd + P

ほとんどの人が見逃す隠れた機能

  • Fax and personal URL sharing: Send a doc by fax, or make the document public with your own DocHub link.
  • Organizations and roles: Set up a 仕事 or academic organization, then define roles for staff, students, and teachers.
  • Full audit trail: Open the details pane to see every change, view, and signature with a timestamp.

DocHubでよくある間違いを避ける方法

Mistake #1: Emailing a flat PDF and asking for a signature

❌ 間違い: Attaching the file and hoping the other person owns a PDF editor.

✅ 右: Add a signature field, then share the link so they sign on any device.

Mistake #2: Rebuilding the same document every time

❌ 間違い: Duplicating last month’s invoice and editing the details by hand.

✅ 右: Create reusable templates once, then let each recipient fill their own copy.

Mistake #3: Sharing sensitive files with default permissions

❌ 間違い: Sending an edit link to multiple people who only need to read the file.

✅ 右: Choose view-only access, add a password, and turn on two-factor authentication.

DocHubのトラブルシューティング

Problem: My edits did not save

原因: The browser tab lost its connection mid-edit.

修理: Refresh the page. DocHub saves automatically, so recent work is usually already stored.

Problem: The file will not upload

原因: The format is unsupported, or the scan is very large.

修理: Convert DOCX, PPTX, XLS, or TXT files first, then upload the smaller version.

Problem: A recipient cannot open the shared doc

原因: Permissions are too tight, or they are logged into a different account.

修理: Reissue the link, check the access level, and confirm their email address.

📌 注記: Still stuck? Open the DocHub help centre and scan the articles in this section.

Each page asks whether you found the article helpful.

Need more DocHub help? Use the Submit Ticket button.

DocHubとは何ですか?

ドックハブ is an online PDF editor and e-signature tool for editing, signing, and sharing documents.

Think of it as a browser tab that replaces your printer, scanner, and signing app.

こちらの簡単な概要をご覧ください。

DocHub Review 2026 | Best Electronic Signature Software Reviews

主な機能は以下のとおりです。

  • DocHub AI: Ask questions about a long PDF and get answers in seconds
  • ドキュメント作成者: Build a document from scratch or from reusable templates
  • PDFフォーム: Turn static PDFs into fillable forms people can complete online
  • PDFエディター: Edit text, images, and shapes without printing or scanning
  • ページを管理する: Rotate, reorder, merge, or split pages from one thumbnail view
  • 電子署名: Sign documents yourself or collect signatures from multiple people
  • ラベル: Group documents by client, project, or status
  • 文書検索: Find any file by name, label, or the words inside it
  • 安全: Lock files with passwords, access control, and two-factor authentication

Built for Google Workspace users, 中小企業, students, and teachers around the world.

For a full review of its capabilities and effectiveness, see our DocHubのレビュー.

DocHubホームページ

DocHubの料金プラン

DocHubの2026年の費用は以下のとおりです。

プラン価格最適な用途
無料$0Basic pdf editing and a few signed docs each month
基本月額8ドルフリーランサー who sign documents weekly
プロ月額12ドルSmall businesses that need templates and forms
サイトライセンスカスタム学校 and organizations with many users

無料トライアル: Yes — DocHub offers a 30-day free trial of the Pro plan.

返金保証: Not advertised, though you can downgrade to the free version anytime.

DocHubの料金プラン

💰 最もお得な価格: Pro — you pay a little more and get templates, forms, and full security.

DocHubと代替案の比較

DocHubは他社と比べてどうでしょうか?競合状況は以下のとおりです。

道具最適な用途価格評価
ドックハブBrowser-based editing and signing月額12ドル⭐ 3.9
PDFエキスパートマックと iPad ユーザー月額6.67ドル⭐ 4.5
フォックスイットTeams needing desktop power月額14.99ドル⭐ 4.4
pdfフィラーHeavy form workflows月額8ドル⭐ 4.3
テナーシェアPDF repair and conversion月額9.95ドル⭐ 4.0
PDF要素All-round desktop editing月額9.99ドル⭐ 4.5
ニトロ PDFEnterprise document teams月額17.99ドル⭐ 4.4
UPDFBudget cross-platform use月額4.17ドル⭐ 4.4

おすすめ商品:

  • 総合ベスト: DocHub — editing, signing, and sharing in one browser tab.
  • ベスト予算: UPDF — the lowest yearly price of the group.
  • 初心者におすすめ: DocHub — the free version covers most basic jobs.
  • Best for desktop editing: PDFelement — heavier tools when you work offline.

🎯 DocHubの代替案

DocHubの代替サービスをお探しですか?おすすめの選択肢はこちらです。

  • 🚀 PDFエキスパート: A fast native editor for Apple デバイス, though it has no free browser version.
  • 💼 フォックスイット: A full desktop suite with deep editing and redaction, priced well above DocHub.
  • 📊 pdfFiller: A close competitor with a large template library and strong form filling tools.
  • 🔧 テナーシェア: Best known for file repair and conversion utilities rather than daily document sharing.
  • 🌟 PDF要素: A polished desktop editor with OCR, batch tools, and a one-time purchase option.
  • 🏢 Nitro PDF: Enterprise-grade editing with analytics and admin controls, at an enterprise price.
  • 💰 UPDF: Cheap, covers Windows, Mac, iOS, and アンドロイド, and includes AI summarising.

全リストについては、こちらをご覧ください。 DocHubの代替案 ガイド。

⚔️ DocHubの比較

DocHubが各競合他社と比べてどうなのか、以下に示します。

  • DocHubとPDF Expertの比較: PDF Expert wins on desktop speed. DocHub wins on sharing, forms, and browser access.
  • DocHub vs Foxit: Foxit offers more advanced editing. DocHub is cheaper and easier for quick signing.
  • DocHub vs pdfFiller: pdfFiller has more stock forms. DocHub feels lighter and integrates better with Gmail.
  • DocHub vs Tenorshare: Tenorshare fixes broken files. DocHub handles the everyday editing signing routine better.
  • DocHubとPDFelementの比較: PDFelement has stronger OCR. DocHub is the smoother choice for shared, cloud-based work.
  • DocHub vs Nitro PDF: Nitro suits large rollouts. DocHub suits small businesses that want quality without the cost.
  • DocHub vs UPDF: UPDF costs less per year. DocHub is stronger on templates, permissions, and audit trails.

今すぐDocHubを使い始めましょう

DocHubの主要な機能をすべて使いこなせるようになりました。

  • ✅ DocHub AI
  • ✅ ドキュメント作成ツール
  • ✅ PDFフォーム
  • ✅ PDFエディター
  • ✅ ページを管理する
  • ✅ 電子署名
  • ✅ ラベル
  • ✅ 文書検索
  • ✅セキュリティ

次のステップ: どれか一つの機能を選んで、今すぐ試してみてください。

Most people start with the PDF Editor.

It takes less than 5 minutes, and the first edit is a breeze.

よくある質問

DocHubは無料で利用できますか?

DocHub is free for basic pdf editing, annotation, and a few signed documents monthly. The Pro plan adds reusable templates, forms, and advanced security.

DocHubは安全に利用できますか?

Yes. DocHub uses password protection, access control, two-factor authentication, encrypted storage, and a detailed audit trail. It also meets industry certification standards.

DocuSignとDocHubは同じものですか?

No. DocuSign focuses mainly on eSignature workflows. DocHub combines a pdf editor, annotation tools, forms, and legally binding eSignatures more cheaply.

DocHubでPDFを編集できますか?

Yes. Open the file, then add text, images, shapes, or freehand drawings from the toolbar. Changes save automatically, and no download or install is needed.

DocHubでドキュメントを送信するにはどうすればよいですか?

Open the doc, click Share, then send it by email, fax, or personal DocHub URL. You can set view, comment, or edit permissions per person.

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