三因 さんいん Meanings Noun three causes of Buddha nature See also: 三因仏性 (さんいんぶっしょう). Kanji 三 three. Read as サン. 因 cause. Read as イン. Words containing 三因 三因仏性 (さんいんぶっしょう) three causes of Buddha nature Word lists Buddhism Jinuma: Japanese Dictionary · Word lists