This 18th album is the 3rd in the Jomon series. The theme of this album is "Equator." From the music craftsmanship to revelation of Jomon culture, this album has achieved the most perfect level in the series; further more, critics has been giving their highest praises to it amount all Himekami's albums. In 1998, Himekami received Project Prize Winner of the 40th Japan Record Award for this album. (第40回日本レコード大賞企画賞 受賞作)