2. the history of Japanese NEET

The number of NEET increased remarkably in 2002.
From 1993 to 2001, the number of NEET in Japan were no more than 49 millions.
In 2002, however, the number of NEET has reached 64millions.
It is because married people who don't do housework and students who refuse to attend school has begun to be included in the definition of NEET in Japan since 2002.
Most of  their final academic background  is junior high school.
The reasons why they don't (can't)  look for jobs ↓
 1. because they couldn't find job although they seeked
 2.there are no offer of jobs which they want to work
3because they don't have confidence for their abilities
and so on...