The long vowel mark in katakana loanwords: サーバ or サーバー?
Why Japanese writes both サーバ and サーバー, where each convention comes from, and how to choose one and keep a whole document on it.
Read the piece ›Check Japanese text for slips and inconsistencies
Check common spelling slips, adjective and verb endings, punctuation, bracket pairs and writing consistency. Each finding explains what to review; apply individual suggestions and undo them without leaving the page. Choose a writing context to distinguish modern prose from formal or historical writing. Your draft stays in your browser. You can also send text straight from a blog editor.
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The checker uses curated word lists and grammar patterns, not AI. It can miss errors or flag intentional wording; a clear result is not proof of correctness. For important documents, ask a qualified reader too.
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- What the checker flagsevery issue type, with examples and fixes
- How to use the checkersettings, limits and terms of use
- Checking from your blog editora bookmarklet that sends a draft here
- A browser shortcutcheck selected text from any page
- What kōsei meansproof stages, from galley to final check
- The desk shelfreference books, paper and keyboards
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