Taijitu prior to 1686. It combines several abstract shapes, including a "Taiji" symbol illustrating the mutual complement of man and woman. In socialist times, it was alternatively interpreted as two fish symbolizing vigilance, because fish never close their eyes. The modern symbol has also been widely used in martial arts, particularly t'ai chi ch'uan (Taijiquan), and Jeet Kune Do, since the 1970s. In this context, it is generally used to represent the interplay between hard and soft techniques. The dots in the modern "yin-yang symbol" have been given the additional interpretation of "intense interaction" between the complementary principles. Similarities can be
Yin-Yang! X-Change Alternative time at school with his friends Touya and Renji. In the game, Kaoru begins to have dizzy spells. After going to the school nurse—who's also famous for inventing new concoctions in the name of science—and accidentally using a vial of experimental medicine, Kaoru is shocked to wake up the next day to find that he's been transformed into a girl. Yin-Yang! X-Change Alternative Yin-Yang! X-Change Alternative is a Japanese erotic game produced by Crowd and distributed in English by Peach Princess. It is an offshoot of the popular "X-Change" series, but plot and storyline are entirely different and have no