Three Eras of Reforms
The Actors:
1)Ministry of Education
2)National Language Council was established (NLRC. (kokugo-chousai-iinkai)
3) Coalition of Newspapers
4) Interim Committee on the National Language
5) Imperial Army
6) Allied Forces High Command
7)Deliberate Committee
https://incrediblediscourse.wordpress.com/2019/10/06/japanese-its-a-language/
I want to attribute the Introduction and outro music:
Intro: Komiku_-_13_-_The_Wind
Outro: Komiku_-_54_-_Escaping_like_Indiana_Jones
https://freemusicarchive.org/music/Komiku