Freelance writer Kenji Ayase was 25 when he moved back in with his parents after finding he couldn't afford to live on his own. He tried, but found within a year that it just wasn't paying off. After seven years, the Tokyo resident's annual income remains around ¥2 million, the threshold of the so-called working poor. At 32, he remains single. Nonetheless, Ayase (not his real name) says he conside