Ichitaro

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File Format
Name Ichitaro
Ontology
Extension(s) .jtd, .jtt
PRONOM fmt/1400
Released 1985

Ichitaro (一太郎) is a Japanese language word processor developed by Just Systems. Ichitaro dominated the market in Japan until Microsoft released Word for Windows.[1][2]

Contents

File Identification

JTD files is the current extension used for the Ichitaro software. Format currently uses the "OLE2" document container format.[3]

Versions 8, 9, 10, 11 are supported in LibreOffice.[4]

  • .jtd Ichitaro Document (Version 8+)[5] (Backup file when saving is stored as a .$TD file)[6]
  • .jtt Ichitaro Template
  • .jtdc Ichitaro Compressed Document (11 or higher)
  • .jttc Ichitaro Compressed Template (11 or higher)
  • .jsw Ichitaro 4.0 Document
  • .jaw Ichitaro 5.0 Document
  • .jtw Ichitaro 5.0 Template
  • .jbw Ichitaro 6.0 Document
  • .juw Ichitaro 6.0 Template
  • .jfw Ichitaro 7.0 Document
  • .jvw Ichitaro 7.0 Template

Sample Files

Software

References

  1. ↑ https://en.wikipedia.org/wiki/Ichitaro_(word_processor)
  2. ↑ https://www.ichitaro.com/history/index.html
  3. ↑ https://www.fortinet.com/blog/threat-research/potential-malware-campaign-targeting-justsystems-ichitaro-users.html
  4. ↑ https://en.wikipedia.org/wiki/LibreOffice#Supported_file_formats
  5. ↑ http://support.justsystems.com/faq/1032/app/servlet/qadoc?QID=014253
  6. ↑ http://support.justsystems.com/faq/1032/app/servlet/qadoc?QID=014333
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