Missionaries usually get bad reputations by the atheistic press, but they usually know what is going on and are willing to report grass roots opinions and government atrocities.
The Japanese essentially made Korea their colony and were very repressive.
Ironically, Imperial Russia tried to defend the monarchs.
The Japanese Russian war a few years later not only was a precursor to World War II but was one of the causes of thr Russian revolution.
Don’t forget, the Russians eventually caused the Japanese to surrender to the U.S.