Kawamura has a special hobby of having affairs. As a promiscuous woman with high sexual needs, while her husband is the opposite, being a man with low libido and little care for the family. Therefore, Kawamura often brings her lover home when her husband is away on business trips, which is understandable. Speaking of her lover, he may not be outstanding in appearance, but he has a quite impressive size and very skillful in oral sex - something that any woman would desire in their lover, not just Kawamura.