A Japanese Word Processor is a software application designed to create, edit, and format text in the Japanese language. It supports various writing systems, including Hiragana, Katakana, and Kanji, allowing users to input and manipulate text efficiently. These programs often include features like spell check, grammar correction, and the ability to switch between different character sets. Many Japanese Word Processors also offer tools for document layout and design, making them suitable for both personal and professional use. Popular examples include Microsoft Word with Japanese language support and specialized software like Ichitaro and ATOK, which cater specifically to Japanese users.