“Yomi” (readings) in bibliographic data for materials in Japanese

In bibliographic and authority data of materials in Japanese, it is necessary to represent kanji (Chinese characters) its reading as a pair. Readings, called “yomi” are represented katakana or the alphabet (romanization form). The readings Japanese language have many variations depending on context, so information needs provide both pair avoid misunderstandings.The JAPAN/MARC machine readable version National Bibliography provides sets kanji, katakana-yomi romaji-yomi form) data. This paper introduces how been expressed handled mainly JAPAN/MARC, compared with international standards.