https://www.youtube.com/watch?v=A_ehH20Nv_A
How One Dish Has Kept this Japanese Restaurant Around for 250 Years .It is really amazing that such a restaurant still exist which has been around for 250 years.
If you look closely then you can realise the work done by
Tokugawa shogunatehttps://en.wikipedia.org/wiki/Tokugawa_shogunate.
His rule created such circumstances in which institutions could survive for a long time .