Opening JAW Files

The JAW file type is primarily associated with IchiTaro Web Japanese Extended WordProcessor.

JAWFile Extension JAW
File extension: JAW
File type:  IchiTaro Web Japanese Extended WordProcessor files

What is a JAW file?

JAW files mostly belong to IchiTaro Web Japanese Extended WordProcessor by Justsystem Corporation. Japanese site.

How to open JAW files

You need a suitable software like IchiTaro Web Japanese Extended WordProcessor to open a JAW file. You need a suitable software like IchiTaro Web Japanese Extended WordProcessor from Justsystem Corporation to open a JAW file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your JAW file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a JAW file directly in the browser:. Just drag the file onto this browser window and drop it.

Online JAW Text Viewer

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.JAW File Not Opening? How to Fix It:

Because .JAW files come from different programs, they aren't universally openable.

  1. Identify the Source: A file from a Japanese business suggests a document, while one from a developer may be a Java web file.
  2. Check the Header: Inspect the first bytes in a text editor or hex viewer:
    • Readable XML/text implies a configuration file.
    • "PK" indicates a zipped archive.
    • Binary data often means a proprietary document.
  3. Use the Original Software: The original program is usually required, such as Justsystem Corporation's IchiTaro Web Japanese Extended WordProcessor, or Java tools; if unsure, ask the sender.
  4. Use this Webpage: Drag and drop your file into our viewer to detect its format, extract readable metadata, and preview contents.

Technical Data for JAW File Extension

Related files:

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: JXW.Document.8
EXEFile: %ProgramFiles%\JUSTSY~1\TARO16\TARO16.EXE /Exist

ProgramID: TaroViewDocumentFile
EXEFile: %ProgramFiles%\Justsystem\TaroView\TaroView.exe

ProgramID: JXW.Document.8
EXEFile: %ProgramFiles%\JUSTSY~1\TARO19\TARO19.EXE /Exist

ProgramID: JXW.Document.6
EXEFile: C:\JUST\TAROWIN6\JXW.EXE


a jaw IchiTaro Web Japanese Extended WordProcessor file is a special file format by Justsystem Corporation and should only be edited and saved with the appropriate software.

How to solve problems with JAW files

  • Associate the JAW file extension with the correct application.
  • Update your software that should actually open IchiTaro Web Japanese Extended WordProcessor files. Because only the current version supports the latest JAW file format. Search, therefore, e.g. on the Justsystem Corporation manufacturer website after an available IchiTaro Web Japanese Extended WordProcessor update.
  • To make sure that your JAW file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .JAW file online - secure, fast, and no downloads needed.
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