Jukujo yoga kyôshitsu: Kon'ya wa gin-gin! (2015)

In Natsuko's yoga class, middle-aged and older students imitate poses to improve energy. A few married couples participate, and it is very hot. However, Natsuko is concerned when she learns that the classroom building has been handed over to Samejima Kogyo, a yakuza group. On the other hand, Samejima, who is involved with his lover Akemi, is in the emergency room and worries that he will not be able to achieve his desires. Forced to leave the building, Natsuko decides to negotiate directly with Samejima.