👉 The term "kumisses" is a Japanese word that means "unhappy thoughts," and it's often used to describe feelings of sadness, anger, or frustration. The phrase "ku" in Japanese translates to "sadness" and "mi" (a feminine form of the verb "mim") means "to be." So, when combined, this term can refer to a person experiencing negative emotions such as sadness, anger, or dissatisfaction.