As the ground of his thesis, he mentioned there was a phrase at the end of the general introduction 'the theory is classified into 115 categories, I think, as follows; seifu (tones), chosho (a leading part of sutra sentences), 8 in (八種韻, 8 rhymes), 4 seiron (四聲論, 4 tone methods), 17 sei (十七勢, 17 powers), 14 rei (十四例, 14 examples), 6 gi (六義, 6 doctrines), 10 tei (十體, 10 formats), 8 kai (八階, 8 grades), 6 shi (六志, 6 wills), and 29 tai (二十九種對, 29 replies), 30 contents of peirui (文三十種病累, 30 contents of disease related),10 shitsu (十種疾, 10 disease), meanings of articles, rontaizoku (論對属, attached articles), and so on' before the phrase of 'the volumes are titled after the universe …' mentioned above.
彼は、その論拠として総序の末尾、先述の「配巻軸於六合…」の前に「総有一十五種類、謂聲譜、調聲、八種韻、四聲論、十七勢、十四例、六義、十體、八階、六志、二十九種對、文三十種病累、十種疾、論文意、論對属等、是也」と見えることを挙げる。