PC.net

.jp1

File Type Generic IconJapanese (Romaji) Text File
File Format Standard
Usage Open manually
Rank ★ ☆ ☆  Uncommon
Description

Text document that contains Japanese characters encoded in ASCII text; formatted in Romaji, a Romanized version of the Japanese language; can be viewed in Adobe Acrobat or Reader if Japanese fonts are installed.

Open With
Windows

IconAdobe Reader with Japanese Fonts

macOS

IconAdobe Reader with Japanese Fonts

Updated 2007
Information from the PC File Extensions Reference
https://pc.net/extensions/file/jp1
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