William Elliot Griffis

From his wikipeida page:

William Elliot Griffis (September 17, 1843 – February 5, 1928) was an American orientalist, Congregational minister, lecturer, and prolific author. 

 Griffis was born in Philadelphia, Pennsylvania, the son of a sea captain and later a coal trader. During the American Civil War, he served two months as a corporal in Company H of the 44th Pennsylvania Militia after Robert E. Lee invaded Pennsylvania in 1863. After the war, he attended Rutgers University at New Brunswick, New Jersey, graduating in 1869. At Rutgers, Griffis was an English and Latin language tutor for Tarō Kusakabe, a young samurai  from the province of Echizen (part of modern Fukui). 

After a year of travel in Europe, he studied at the seminary of the Reformed Church in America in New Brunswick (known today as the New Brunswick Theological Seminary).