Although China’s online dating industry will generate over $350 million in 2014, the stigma attached to casual sex may hold it back. Understanding cultural nuances, social gaming app Pengpeng has amassed more than 300,000 users and is popular with Millennial men and women alike.

Driven by an increasing sense of loneliness, the concept of a shared house is being adopted by Japan's young singletons. Yet with so many people in Japan struggling with social anxieties, how are these micro-communities forming?

In Japan, reported cases of school bullying more than doubled in 2012, while high school dropouts rose by 2.3%. The proportion of truants was greatest in the Miyagi and Fukushima prefectures, which were devastated by the March 2011 disasters.

"If I had text books like this back in school when I was a wee lad then I probably would have got better grades," says Danny Choo. Ken Lee spots some text books in his university bookshop at Keio - learn Quantum Physics, Thermodynamics or Electronics through manga.