As the boat approached the quay, we saw vast processions with banners marching along, and to the surprise of those who knew Japanese, some of the banners were expressing a welcome to me. ... The strikers were being led by a Christian pacifist called Kagawa, who took me to strike meetings, at one of which I made a speech.
Source: The Autobiography of Bertrand Russell, v.2, chapt.3,
More info.: https://russell-j.com/beginner/AB23-130.HTM