Cool Japan S2018E20 - Showa Retro

Currently, Showa retro is popular not only among the young but among foreigners as well. They go to retro izakaya and dagashi bars, and some get excited about Showa songs. When asked why, they answer, "Because there you can find Japanese life prior to being colored by Western culture." We put the spotlight on Showa retro, which may be called the representative culture of the times, and thoroughly investigate its appeals. What are Showa retro's appeals that foreigners speak of?