[3] Despite his academic success, Tsutada believed he was called to become a preacher, and so terminated his legal studies and returned to Japan to attend Bible College.
[2] At the outbreak of World War II, Tsutada refused to erect a Japanese flag in front of his church and bow deeply to the Emperor in the direction of the imperial palace, saying "only God in heaven is divine.
[7] John, his eldest son, took over as President of the Bible Training College (BTC), Pastor of the Tokyo Central Church and the head of the Tsutada family.
Mary, a fine scholar, enrolled at the BTC, married her brother's friend Benjamin Saoshiro, but died prematurely, but not before her son, Ken, became a Christian.
Returning to Japan he pastored a church in Kyūshū, and after his brother John became Chairman of Education, Joshua succeeded him as President of the Bible Training College.