Three months later, he became Yukichi FUKUZAWA's shosei (a live-in student who performs domestic duties while studying) by recommendation of Kobayashi to enter Keio Gijuku (an educational institution) and he graduated from it at the age of 23.
三月ほどして小林の薦めで福澤諭吉の書生となり学校法人慶應義塾に入学、23歳で卒業。