"My husband has no interest in enjoying sex," says Kotomi Saegusa, 42, married for 12 years. She's a mother of two who handles both housework and childcare, while also working part-time four days a week. Although their relationship is good, after the birth of their second child, their sexual activity plummeted as they realized they were done trying to have children. Before they knew it, they were having a sexless marriage. Kotomi has a strong libido and wants to have sex every day, so a lackluster life is difficult...