コーヒーを奢るTitle Case
一般的な英語のタイトルケース規則で見出しと記事タイトルを整形。
This Is an Example of Title Case.
無料の大文字小文字コンバーター：タイトルケース・センテンスケース・UPPER/lower
テキストを貼り付け、センテンスケース、タイトルケース、大文字、camelCaseをブラウザ内で切替。無料のオンラインツール — 変換は端末内で、登録不要です。
ページ読み込み後にブラウザ内で処理します。広告や分析で Cookie を使う場合があります。プライバシーポリシーをご確認ください。 キーボード: Ctrl または ⌘ + Enter でコピー。Escape でクリア。専用ページ: 文頭大文字, タイトルケース, 各語先頭大文字, 交互ケース, 反転ケース, または 大文字・小文字変換ハブ.
Character Count: 0 | Word Count: 0 | Sentence Count: 0 | Line Count: 0
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Title Case ConverterFormat headlines with major-word capitalization.Sentence Case ConverterCapitalize the start of each sentence.Uppercase ConverterConvert text to ALL CAPS instantly.Lowercase ConverterNormalize shouting text to lowercase.camelCase ConverterJavaScript variables and JSON-style keys.PascalCase ConverterClasses, components, and type names.JSON FormatterPretty-print, validate, and minify JSON.Slug GeneratorTurn headlines into URL-safe slugs.
すべてのツール
Case Modify のフォーマッター、エンコーダー、コンバーターを検索できます。各ツールはブラウザ内で動作します。
Case converters
Upper Case ConverterTurn any text into UPPERCASE instantly.Lower Case ConverterFix caps-lock mistakes or normalize headings: instant lowercase conversion.Title Case ConverterFormat titles the right way: major words capitalized, minor words handled correctly.Sentence Case ConverterNormalize messy copy: each sentence starts with a capital; the rest goes lowercase.Capitalized Case ConverterConvert any text to Capitalized Case instantly.Alternating Case ConverterTurn any sentence into alternating uppercase and lowercase letters.Inverse Case ConverterInvert uppercase and lowercase letters to fix Caps Lock mistakes.
Developer naming converters
camelCase ConverterConvert text to camelCase for JavaScript variables, API fields, and code examples.PascalCase ConverterConvert text to PascalCase for React components, classes, TypeScript types, and code identifiers.snake_case ConverterConvert text to snake_case for Python variables, database columns, filenames, and config keys.kebab-case ConverterConvert text to kebab-case for URL slugs, CSS classes, package names, and CLI flags.CONSTANT_CASE ConverterConvert text to CONSTANT_CASE for environment variables, enum values, feature flags, and shared constants.dot.case ConverterConvert text to dot.case for translation keys, config paths, analytics events, and namespaced labels.
Text tools
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Code & data
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Font styles
Bold Text GeneratorCreate bold-looking text with Unicode—works in bios, captions, DMs, and Discord without HTML.Bubble Text GeneratorTurn plain text into bubble-style Unicode letters.Italic Text GeneratorMake 𝘪𝘵𝘢𝘭𝘪𝘤-style text with Unicode for social apps and messages.Superscript GeneratorGenerate superscript Unicode text instantly.Wide Text GeneratorAdd fullwidth characters for a retro wide look.Wingdings ConverterTranslate between Wingdings glyphs and readable characters.Upside Down Text GeneratorTurn readable text into upside-down letters you can copy.Strikethrough Text GeneratorAdd strikethrough styling without rich text.Reverse Text GeneratorTurn "hello" into "olleh" in one click.Mirror Text GeneratorCreate mirrored or backwards-looking text for social and design.Underline Text GeneratorAdd underline styling without HTML where Unicode works.Small Text GeneratorShrink the look of your text with Unicode small caps.Facebook Font GeneratorCreate Facebook-ready Unicode fonts for bios, posts, comments, Groups, Pages, and Marketplace text.Cursed Text ConverterMake creepy, slanted “cursed” text with combining characters.Unicode Text ConverterFind special characters for math, arrows, and emoji-related symbols.Zalgo Text GeneratorStack diacritics for distorted, glitchy strings.Fancy Text GeneratorGenerate fancy Unicode fonts for bios and posts.Instagram FontsCreate stylish Unicode fonts for Instagram bios, captions, and names.Discord Font GeneratorStyle Discord nicknames and status text with Unicode fonts.TikTok Font GeneratorGenerate Unicode fonts for TikTok bios, captions, and comments.WhatsApp Font GeneratorGenerate Unicode fonts for WhatsApp status and messages.X (Twitter) Font GeneratorTransform tweets and X bios with Unicode font styles.Aesthetic TextGenerate aesthetic Unicode text: wide vaporwave, cursive script, small caps, and typewriter styles you can paste anywhere.Cute Font GeneratorGenerate cute script, circled, and pretty Unicode letter styles for messages, bios, and notes.Gothic TextConvert text into Gothic, Fraktur, and bold blackletter Unicode characters you can copy and paste.Double-Struck TextConvert letters and digits into double-struck (blackboard bold) Unicode characters for math-style emphasis.Typewriter TextTransform text into monospaced typewriter-style Unicode characters you can paste into chats and bios.Subscript GeneratorConvert letters and digits into subscript Unicode for chemistry, math indices, and footnotes.Slash Text GeneratorAdd a strikethrough slash overlay to each letter using Unicode combining marks.Stacked Text GeneratorStack letters vertically, one character per line, for distinctive social bios and posters.Script Text GeneratorConvert text into cursive script and bold script Unicode characters for bios, captions, and nicknames.Sans-Serif Unicode TextGenerate sans-serif, italic, bold, and bold-italic Unicode letters.Circled Inverted TextTurn letters into filled, inverted circled Unicode characters (negative bubble letters) you can copy and paste.Squared Text GeneratorConvert text into squared Unicode letters.Squared Inverted TextGenerate filled squared Unicode letters (negative boxed characters) for logos, bios, and short labels.Parenthesized Text GeneratorWrap each letter in a parenthesized Unicode character.Bold Italic Text GeneratorConvert text into bold italic Unicode (mathematical bold italic).Unicode to Text ConverterConvert styled Unicode fonts (bold, italic, gothic, circled, small caps) back into plain Latin characters.Big Text GeneratorTurn short phrases into large 5-line ASCII banner letters.
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Case Modifyについて
Case Modifyは無料の大文字・小文字変換ツールと、ブラウザで動くテキスト・コード・変換ツールのコレクションです。ホームページにテキストを貼り付けて即座にケースを切り替えるか、一つのルールを一貫して適用する専用ページを開いてください。
ケースコンバーターとは？
ケースコンバーターは内容を書き換えずに大文字・小文字を変えます。文頭大文字とタイトルケースは公開向け、camelCase、PascalCase、snake_case、kebab-caseはコード・URL・設定向けです。
キャピタライズドケースは各語の先頭を大文字にします — 途中の短い語を小文字に残すタイトルケースとは異なります。
Case Modifyを使う理由
- 標準コンバーターは無料 — アカウント不要。
- ブラウザで貼り付け・変換・コピーが素早くできる。
- ルールごとに専用ページとガイド。
- タイトルケース、命名規則、JSONの記事あり。
人気のケース変換ツール
一つの大文字・小文字ルール用の専用ページ、またはケース変換ハブですべてのスタイルを一覧できます。
センテンスケース
各文の最初の単語を大文字に — 本文やUI文字列の標準。
This is an example of sentence case.
大文字
ラベル、強調、誤った小文字入力をすべて大文字に変換。
THIS IS AN EXAMPLE OF UPPER CASE.
小文字
叫び文を正規化するか、別の変換前にスラッグや識別子を準備。
this is an example of lower case.
camelCase
JavaScript変数名：最初の単語は小文字、続く単語は大文字始まり。
helloWorldExample
PascalCase
クラス名・コンポーネント名は各単語を大文字始まり — React、C#、TypeScript型。
HelloWorldExample
snake_case
Pythonやデータベース向けの単語間アンダースコア命名。
hello_world_example
kebab-case
URLスラッグ、CSSクラス、CLIフラグは単語間をハイフンでつなぐ。
hello-world-example
カテゴリから探す
よくある質問
Case Modifyは貼り付けたテキストをアップロードしますか？
標準の変換ツール、Unicodeスタイラー、フォーマッター、画像変換はページ読み込み後にこのブラウザで動作します。下書きの変換にアカウントは不要です。
タイトルケースとキャピタライズドケースの違いは？
キャピタライズドケースは各単語の最初を大文字にします。タイトルケースは見出しの途中で「and」や「the」などの短い語を小文字のままにすることが多いです。 タイトルケース · キャピタライズドケース
コードではどのケーススタイルを使うべき？
JavaScript変数はcamelCase、ReactコンポーネントはPascalCase、PythonとSQLはsnake_case、URLスラッグはkebab-caseが一般的です。 camelCase, PascalCase, snake_case · kebab-case