PROCÉDÉ DE PRODUCTION DE MISO EXEMPT DE SEL, MISO EXEMPT DE SEL, AGENT D'AMÉLIORATION DE LA FONCTION HÉPATIQUE ET AGENT D'AMÉLIORATION DE L'HYPERTENSION
Provided are: a production method for salt-free miso, in which steamed soy beans and koji are pressurized, heated, and fermented; salt-free miso obtained by said production method; and a hepatic function improvement agent and a hypertension improvement agent that contain said salt-free miso as an effective component thereof.