Banged up in solitary confinement in a Japanese prison cell like a common drug addict , Izabel Rose’s facade of respectability was stripped away. Just days before, the 26-year-old marketing professional had kidded herself that her drug addiction was under control. All she needed to stay on top was a holiday. So, taking a month off, she excitedly booked a flight to Japan - planning to touch down in Tokyo and then head to Osaka - an area known as ‘Japan’s kitchen.’ But Izabel, who left London’s