He was not so much religious, as he described himself in the autobiography written in his later years "Fukuojiden": 'I have never feared deities and been thankful to Buddha from childhood.
宗教については淡白で、晩年の自伝『福翁自伝』において、「幼少の時から神様が怖いだの仏様が難有（ありがた）いだのということは一寸（ちよい）ともない。