If you study these three "productions", you might discover some interesting ideas and facts...... And you might find the three ex-hikikomori would have a very different story to tell.
Nippon Hikikomori Kyokai, a humorous anime picturing the thoughts and lives of Hikikomori and Otaku, by Tatsuhiko
Tatsumoto, an
ex-hikikomori (4
years).
Elemental, a philosophical "production" site by
Mark Kay, an ex-hikikomori (8 years)