How to Use Semrush Effectively in 2026 (Full Guide)

クイックスタート

This guide covers every Semrush feature:

• はじめる — Create your Semrush account and basic setup
• How to Use SEO Toolkit — Run a site audit and track how competitors rank
• How to Use Content Marketing Toolkit — Find topics and create content that ranks in organic search
• How to Use Market Research Toolkit — Run competitor research and the keyword gap
• How to Use Advertising Toolkit — Plan paid ads and research Google Ads keywords
• How to Use Social Media Toolkit — Schedule and track your social media posts
• How to Use AI Content Optimizer — Improve content optimization with real-time SEO suggestions
• How to Use SERP Trackers — Handle position tracking and SERP analysis daily
• How to Use Backlink Analysis Tools — Find backlink opportunities and link building targets
• キーワードリサーチツールの使い方 — Use the Keyword Magic Tool for fresh keyword ideas

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’ve used Semrush for over two years and tested every feature here.

This tutorial comes from real hands-on work, not vendor screenshots.

I tracked one website’s performance with it across many months.

Semrush is one of the most powerful SEOツール 本日より入手可能です。

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 Semrush 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。

Semrushチュートリアル

This complete Semrush tutorial walks you through every tool step by step.

You go from your first login to a full seo strategy.

セムラッシュ

走る キーワードリサーチ, audit your own site, and study how competitors rank. Semrush packs SEO tools, paid ads, and AI visibility into one seo dashboard. Start free, no credit card needed.

今すぐSEMRUSHを試してみよう →

レビュー全文を読む →

SEMRUSHの代替ツール →

Getting Started with Semrush

Before using any tool, complete this one-time setup.

It takes about three minutes.

Here is the workspace you will work from:

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

Go to the Semrush website and click “Sign Up.”

Enter your email and create a password for your semrush account.

✓ チェックポイント: チェックしてください 受信トレイ 確認メールをお送りします。

Step 2: Open Your Dashboard

Log in and open the main seo dashboard.

これがその様子です。

✓ チェックポイント: You should see your projects and semrush tools.

Step 3: Add Your Project

Click “Create Project” and enter your own site domain.

This lets Semrush track your website’s performance over time.

Semrush SEOツールキットの使い方

SEOツールキット lets you audit your own site and see how competitors rank.

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 Site Audit Tool

Open the site audit tool from your Semrush dashboard.

The tool scans for technical issues like broken links.

Step 2: Crawl Your Domain

Enter your domain and start the crawl.

これがその様子です。

✓ チェックポイント: Site Audit shows your site health and any technical issues.

Step 3: Track Your Rankings

Open Position Tracking to monitor your organic keywords.

Position tracking shows visibility, estimated traffic, and average position.

Semrushコンテンツマーケティングツールキットの使い方

コンテンツマーケティングツールキット helps you create content that earns more organic traffic.

以下に、その使用方法をステップごとに説明します。

Step 1: Find a Topic

Open Topic Research and enter a seed keyword.

Content ideation tools generate topics your audience cares about.

Step 2: Open the SEO Writing Assistant

Pick a topic and open the SEO Writing アシスタント.

これがその様子です。

✓ チェックポイント: The assistant shows readability and SEO suggestions in real time.

Step 3: Write Quality Content

Write quality content using the keyword list it suggests.

This bridges keyword research and the actual writing.

Semrush市場調査ツールキットの使い方

市場調査ツールキット powers deep competitor research and 競合分析.

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 Domain Overview

Open Domain Overview and enter a rival’s website.

Domain Overview provides a full breakdown of domain performance.

Step 2: Run Organic Research

Open Organic Research to see every keyword they rank for.

これがその様子です。

✓ チェックポイント: Organic Research shows all organic keywords for that domain.

Step 3: Run the Keyword Gap

Run the Keyword Gap tool to compare other websites.

The keyword gap finds terms competitors rank for that you don’t.

Semrush広告ツールキットの使い方

広告ツールキット helps you plan paid ads and research Google Ads.

以下に、その使用方法をステップごとに説明します。

Step 1: Research Competitor Ads

Open Advertising Research and enter a competitor.

The tool shows their paid ads and ad copy.

Step 2: Find Paid Keyword Ideas

Open the Keyword Magic Tool for paid keyword ideas.

これがその様子です。

✓ チェックポイント: You see search volume and keyword difficulty for each term.

Step 3: Build Your Ad List

Build a keyword list for your Google Ads campaign.

Add broad match and exact match terms.

Semrushソーシャルメディアツールキットの使い方

ソーシャルメディア ツールキット schedules and tracks your social media posts.

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：アカウントを接続する

Connect your social accounts in the Semrush dashboard.

This unlocks the Social Poster and Social Tracker.

Step 2: Plan Your Posts

Open Social Poster to plan your social posts.

これがその様子です。

✓ チェックポイント: Your social media posts appear in the content calendar.

Step 3: Track Rivals

Open Social Tracker for competitor research on social.

The tool shows engagement across other websites.

Semrush AIコンテンツオプティマイザーの使い方

AIコンテンツオプティマイザー improves content optimization with smart AIツール.

以下に、その使用方法をステップごとに説明します。

Step 1: Paste Your Draft

Paste your draft and your target keywords.

The AI tools score your content optimization in real time.

Step 2: Apply the Suggestions

Apply the SEO suggestions for readability and title tags.

これがその様子です。

✓ チェックポイント: Your score rises as you add long tail keywords.

Step 3: Add Internal Links

Add internal links to your important pages.

Strong internal links pass authority to important pages.

SemrushのSERPトラッカーの使い方

SERP Trackers handles position tracking and SERP analysis daily.

以下に、その使用方法をステップごとに説明します。

Step 1: Add Your Keywords

Open Position Tracking and add your keyword list.

Position Tracking monitors your keyword rankings over time.

Step 2: Add Competitors

Add competitors to compare keyword rankings.

これがその様子です。

✓ チェックポイント: The tool shows visibility and estimated traffic per keyword.

Step 3: Study the SERPs

Open serp analysis to study serp features.

See which serp features and search results you can win.

Semrushのバックリンク分析ツールの使い方

Backlink Analysis Tools surfaces backlink opportunities and link building targets.

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 Backlink Analytics

Open Backlink Analytics and enter a competitor domain.

It analyzes a competitor’s full backlink profile.

Step 2: Compare Backlink Gaps

Open Backlink Gap to compare links pointing to rivals.

これがその様子です。

✓ チェックポイント: Backlink Gap compares up to four competitors at once.

Step 3: Start Outreach

Export the link building list and start アウトリーチ.

Target other websites with strong site’s authority.

Semrushキーワードリサーチツールの使い方

キーワード調査ツール runs deep keyword research with the Keyword Magic Tool.

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：シードキーワードを入力する

Open the Keyword Magic Tool and enter a seed keyword.

It generates up to 195,000 keyword ideas 即座に.

Step 2: Filter Your Keywords

Filter by keyword difficulty and search volume.

これがその様子です。

✓ チェックポイント: You see search volume, keyword difficulty, and more keyword ideas.

Step 3: Check Keyword Overview

Open the Keyword Overview tool for any specific keyword.

Keyword Overview shows personal keyword difficulty for your own site.

Semrush Pro Tips and Shortcuts

After testing Semrush for over two years, here are my best tips.

キーボードショートカット

ほとんどの人が見逃す隠れた機能

• AI Visibility Toolkit: tracks your brand across ai search, ai responses, and Google AI. This is where seo and ai now meet.
• Listing Management: submits your 仕事 data to over 70 US directories to boost local seo.
• Map ランクトラッカー: shows local keyword rankings down to street level for your local seo strategy.
• レビュー管理: collects reviews and improves your Google Business Profile for stronger local seo.
• Organic Traffic Insights: blends Google Analytics and Google Search Console data into one view.

Semrush Common Mistakes to Avoid

Mistake #1: Chasing Only Hard Keywords

Mistake #2: Ignoring Competitor Research

Mistake #3: Skipping the Site Audit

Semrush Troubleshooting

Problem: Site Audit Won’t Crawl

原因： Your robots.txt file blocks the Semrush crawler.

修理： Edit the txt file to allow it, then find pages again.

Problem: Position Tracking Shows No Data

原因： The wrong location or device is selected.

修理： Reset your target keywords and location in your semrush account.

Problem: Too Few Keyword Ideas

原因： Your seed keyword is too narrow.

修理： Try a broad match seed keyword for more keyword ideas.

📌 注記： If none of these help, contact Semrush support.

Semrushとは何ですか？

セムラッシュ is a digital marketing platform for SEO and content marketing.

Think of it as one toolbox for everything search engines reward.

こちらの簡単な概要をご覧ください。

It packs many seo tools and semrush tools into one place.

SEO professionals use Semrush to plan an seo strategy and win more traffic.

Its keyword database holds over 27.5 billion search terms.

It includes these key tools:

• キーワードマジックツール： generates up to 195,000 keyword ideas from one seed keyword.
• Keyword Strategy Builder: organizes keywords into topic clusters for content planning.
• サイト監査: checks site health and flags technical issues automatically.
• 位置追跡: monitors keyword rankings and estimated traffic over time.
• Backlink Analytics: finds backlink opportunities and link building targets.
• AI Visibility Toolkit: tracks your ai visibility across ai search and Google AI.

詳細なレビューについては、こちらをご覧ください。 Semrush review.

Semrushの価格

Here’s what Semrush costs in 2026:

無料トライアル: Yes, a seven-day trial on Pro and Guru plans.

無料アカウント： Yes, with limited daily searches and reports.

💰 最もお得な価格: Guru — it adds historical data and more keyword ideas.

Semrushと代替案

How does Semrush compare? Here’s the competitive landscape:

おすすめ商品：

• 総合ベスト： Semrush — the widest set of seo tools in one place.
• ベスト予算： Ubersuggest — cheap keyword ideas for small sites.
• 初心者におすすめ： Mangools — simple keyword research and a gentle learning curve.
• Best for link building: Ahrefs — deep backlink data and link building tools.

🎯 Semrushの代替案

Semrush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。

• 🧠 コンテンツラプター: Uses google ai to build content briefs fast. Great when you need quality content at scale without manual keyword research.
• 🎨 サーファー： Strong content optimization scoring. It guides title tags and word counts so your page seo matches the top search results.
• 🚀 Ahrefs: The gold standard for backlink opportunities. Its index of links pointing to any domain rivals Semrush for link building.
• 💰 SEランキング: Budget all-in-one with position tracking and a site audit. A solid pick for seo professionals watching costs.
• 👶 おすすめ: Cheap and beginner friendly. It gives keyword ideas, search volume, and basic competitor research for new sites.
• ⭐ モズ： Famous for teaching SEO. Its keyword difficulty score and learning hub suit anyone new to organic search.
• 🔧 マングールズ： Five simple tools for keyword research and serp analysis. Clean design makes finding long tail keywords easy.
• 📊 ランクトラッカー: Focused on position tracking and monitoring organic keywords. Lightweight and quick for daily rank checks.

For further reading, see our Semrushの代替品 ガイド。

⚔️ Semrushの比較

Semrushが各競合他社と比べてどうなのか、以下に示します。

• Semrush vs Content Raptor: Semrush wins on full SEO depth. Content Raptor wins when you only need fast ai search content briefs.
• Semrush vs Surfer: Semrush covers more ground. Surfer beats it on pure on-page content optimization for a single article.
• Semrush vs Ahrefs: Ahrefs edges ahead on backlink data. Semrush wins on keyword research, paid ads, and ai visibility.
• Semrush vs SE Ranking: Semrush has more data and tools. SE Ranking wins on price for small teams.
• Semrush vs Ubersuggest: Semrush is far more powerful. Ubersuggest wins purely on cost for beginners.
• Semrush vs Moz: Semrush has the bigger keyword database. Moz wins as a teaching tool for new seo professionals.
• Semrush vs Mangools: Semrush does much more. Mangools wins on simplicity for quick keyword research.
• Semrush vs Ranktracker: Semrush is the full suite. Ranktracker wins for cheap, focused position tracking only.

Start Using Semrush Now

You learned how to use every major Semrush feature:

• ✅ SEO Toolkit
• ✅ Content Marketing Toolkit
• ✅ Market Research Toolkit
• ✅ Advertising Toolkit
• ✅ Social Media Toolkit
• ✅ AI Content Optimizer
• ✅ SERP Trackers
• ✅ Backlink Analysis Tools
• ✅ キーワード調査ツール

次のステップ： Pick one tool and try it now.

Most people start with the Keyword Magic Tool.

Run keyword research, then build an seo strategy for more traffic.

よくある質問

What exactly does Semrush do?

Semrush is a digital marketing platform for SEO and content marketing. You run keyword research, audit your own site, track competitors, and find backlink opportunities, all from one seo dashboard.

How to use Semrush step by step?

Create a Semrush account, add your project, then run a site audit. Next, use the Keyword Magic Tool for keyword research and Position Tracking to watch your rankings.

Semrushは初心者に適していますか?

Yes. The dashboard guides you through each task, and tools like Keyword Overview explain keyword difficulty clearly. Beginners can find easy long tail keywords within minutes.

Semrushは無料で利用できますか？

Yes, with limits. A free Semrush account allows a few daily searches and reports. Paid plans unlock full keyword research, site audit, and position tracking features.

Semrushは本当に価値があるのか​​？

For most seo professionals, yes. It replaces several seo tools, surfaces backlink opportunities, and shows how competitors rank, which saves real time and budget each month.