By 700, the Japanese developed tsukemono, or pickled vegetables, using rice bran and salt, which became a staple in their cuisine. This preservation method not only enhanced the flavor and nutritional value of vegetables but also reflected the cultural significance of food in Japanese society. Tsukemono continues to be an integral part of Japanese meals, showcasing the enduring legacy of culinary traditions.

The Japanese development of tsukemono pickles around 700 AD found its way into haiku and waka poetry, evoking themes of seasonal simplicity and the beauty of everyday life. Poets used these culinary traditions to reflect on impermanence and cultural identity, enriching the aesthetic experience of Japanese literature.