Of the Chinese characters comprising 'Saisho Ein Sanmaya Ho' (最勝恵印三昧耶法), 'Saisho' (最勝) is another name of Dainichi Nyorai, 'E' (恵) means wisdom, one of the sangaku (three kinds of practices: precept, rule and wisdom), 'in' (印) means a kind of symbol made by the combination of fingers that represents absolute decision, and 'Sanmaya' (三昧耶) means equality, respectively.
「最勝恵印三昧耶法」の「最勝」とは大日如来の異名であり、「恵」とは三学（戒・定・慧）の智慧（恵）を意味し、「印」は手に結ぶ印契（いんげい）で決定（けつじょう）不変を表し、「三昧耶」は平等を意味する。