All Japan needs is a sputnik moment. Fixes the economy in a snap. Heard it on TV.
They must raise taxes on the rich and invest in trains and solar power. Bigger public unions will also help. Another idea would be to ship Mexicans back in their unloaded cargo ships. They could do the jobs the Japanese won’t do. To top it off change the religion to Muslim and install Sharia Law. Tuna Sushi can be outlawed to help save the Planet.