0 日本人の美徳が国を亡ぼす?日本の低生産性の根源/Japanese virtue ruins Japan? The source of Japanese low productivity 8月 16, 2019
0 《速報》新型コロナ禍が観光地に与える影響と『令和恐慌』の幻想/《Breaking News》Tourism under New Corona virus and an illusion of “Financial Panic of Reiwa” 3月 3, 2020