保ほ守しゅ本ほん流りゅうMeaningsNoun1. conservative mainstream (in Japan assoc. with LDP faction of Shigeru Yoshida)Kanji used保preserve守protect本book流current (in a fluid)Composed of保ほ守しゅmaintenance; conservatism; conservativeness; conservationNoun本ほん流りゅうmain course (of a river); mainstream; main current (e.g. of thought)Noun