Moreover, in the field of literary work, Tenyu wrote the book Inritsu (引律) by adding his opinion to the book of astronomy (the book of Kyurigaku) titled 'Rekishoshinsho' written by John KEIL and translated by Tadao SHITSUKI.
また、著作の分野でもイギリスのジョン・ケイルの天文学の著書を志筑忠雄が訳した究理学書「暦象新書」に自身の考えを加筆した書引律を執筆した。