It is dictionary software for which you can use the contents of the "Kojien ７ edition DVD-ROM version" (published by Iwanami Shoten) which is a Japanese dictionary representing Japan. ＊Feature the newest books version of the reliance by which sweeping revisions were carried out " Kojien ７ edition" full inclusion. A total of all of 250,000 items was recorded newly [ items / 10,000 ] as Japanese which projects a change of society and a life. Abundant multimedia data is recorded as contents original with an electronic edition. From animals and plants, geography, and nature, sounds, such as animations, such as a rule hand, nature, world heritage, etc. of photographs, such as a person, an incident, a life, customs, and entertainments, and an event festival and sumo, classical music and a Japanese folk song, and a cry of a bird, were stored. Moreover, the variegated search service unique to an electronic edition is realized. You can use the contents of the "Kojien ７ edition DVD-ROM version" which employed the characteristic of media efficiently as it is.