Actually the welfare system is pretty extensive, but many people who need help are hesitant to use it. To quote of one of the guys in the article you linked: ''

Actually the welfare system is pretty extensive, but many people who need help are hesitant to use it. To quote of one of the guys in the article you linked: ''I could have used it, but I have too much pride,''. That quote sums up a good chunk of Japanese culture.