A Study of the Phrase "More Difficult Still to Practice" (Gyouzurukotomonaho katashi)". 2017. 136. 1-23
往生一定と往生不定. 真宗学. 2014. 129・130
A Study of Shinran's Usages of the Expressions "Beings Possessed of Blind Passions" and "Nirvana is Attained without Severing Blind Passions". 2013. 128. 37-58