September 1793 (Kansei 5), 11th Shogun, Ienari, Maeronaka Shuza, Assistant General, Sadanobu Matsudaira and below
With the cabinet lining up, he stayed in Russia for 10 years of distress and drifting under isolation.
Have an audience with Ecaterina II in the capital city of Peterburg, to see and hear the conditions of the country.
The two Ise drifters, Kotayu Daikokuya and Isokichi, miraculously returned home, were at the Fukiage Imperial Palace in Edo Castle.
I was interrogated.
As a result of various interrogations, Russia, which adopts the southern policy, has adopted Japan's society, culture, geography, etc.
It has been found that information has been collected in a wide range of areas, and it has been widely known in Russia.
The names of Japanese are Hoshu Katsuragawa and Junnan Nakagawa.
When I heard the word "Katsuragawahoshu" emanated from the mouth of Kotayu.
The surprise and emotion of the fourth generation of the Katsuragawa family, Kunibata Hoshu (Kuniaki et al.) would have been astonishing.
And when I found that the person who was interrogating and interrogating in front of me was Hoshu Katsuragawa;
Kotayu would not have been able to hide his surprise.
The impression given to the Shogun Ienari is deep, and he gets compliments from around the ranks.
After that, this inquiry continued to be moved to other places and carried out in detail, and was carried out to the Shogunate and Hoshu.
We have provided a great deal of information.
At a later date (1794), the results of this research will be fruitful in Hoshu Katsuragawa's "Kitasa Monsho".
The Katsuragawa family has continued to play a sincere role as a shogun physician (oku physician) since then.
In Ichii, under a free, vigorous, warm family style, until the collapse of Tokugawa shogunate, he became a sect of Edo Dutch studies.
He protected the academic style of Dutch surgery and played a major role in the Edo Dutch studies.
Reference Book ： Yukio Tozawa "Edo no peeks <West>" Educational Publishing
Tsuneo Yamashita "Kotayu Daikokuya" Iwanami Shoten
