Izu Province; Izu
Historical province name; now used in modern place names such as Izu Peninsula and Izu Islands.
Izu was one of the old provinces of Japan, corresponding to present-day eastern Shizuoka Prefecture and the Izu Islands.
Standard kanji spelling for the historical province and modern place name.
The name 伊豆 is of ancient origin, used as a province name since the Nara period. The exact derivation is uncertain.