Lotus Sutra is the present form to Buddhahood

Outstanding Principles also declares: "Neither teacher nor disciples need undergo countless kalpas of austere practice in order to attain Buddhahood. Through the power of the Lotus Sutra of the Wonderful Law they can do so in their present form.". . . The purpose of [this passage] of commentary is to clarify that the attainment of Buddhahood in one's present form is limited to the Lotus Sutra alone. 14/7

The Writings of Nichiren Daishonin
The Doctrine of Attaining Buddhahood in One's Present Form
Written to Myoichi-nyo on July 14, 1280