The ten factors， or ten "suchnesses" of existent things as taught in the Tiantai Buddhism 天台宗， based on the Lotus Sutra. These are marks 如是相， nature 如是性， substance 如是体， power 如是力， activity 如是作， primary causes 如是因， conditions 如是缘， effects 如是果， rewards and retributions 如是报， and the totality of the nine factors. Abbreviated as 十如. ［法华经 T 262.9.5c12］