 In the Azuchi-Momoyama period (1568–1600), wooden lacquered boxes like today's were produced, and "bento" would be eaten during a "hanami" or a tea party.In the Edo period (1603–1867), "bento" culture spread and became more refined.Travelers and sightseers would carry a simple "koshibentō" (, "waist "bento""), consisting of several "onigiri" wrapped with bamboo leaves or in a woven bamboo box.