For some, the south is a dream turned sour and they are willing to return to their unhappy home.
Rakuten, the Japanese e-commerce company that owns Play.com and Kobo, is the world's biggest online retailer of elephant ivory and whale meat.
Tokue Hosokawa, a breeder in Fukushima prefecture has braved the high radiation levels to care for his animals.
Workers at the front of Japan's clean-up effort battle contamination, stress and alcohol abuse.
The government will spend billions of yen in an attempt to contain and treat contaminated water.
Analysts say the threats sound familiar but target nations cannot afford to drop their guard.
South's workers barred from crossing the border into industrial complex after North’s latest move.
South Korea's President Park Geun-hye has called for North Korea to walk away from nuclear weapons and take the "peace and shared development" path.
Japan has carried out three executions since its new prime minister was elected – a sign Tokyo will defy pressure to abolish executions.
Psy's hit Gangnam Style has taken the Korean pop genre to the top of Western charts. If it is new to you, drop these names and watch these videos.