The party received support from a wide cross-section of the electorate, including middle class shop owners resentful of the "zaibatsu," salaried-workers, and some minor bureaucrats.
In addition, these young people may appear resentful of others, and when someone does something they don't like they prefer revenge over more sensitive solutions.
Achievers would be praised for their generosity, rather than being made to feel guilty for their success, or resentful of society's dependence on them.