In the Kikkawa clan, books such as "Kokin Wakashu" (A Collection of Ancient and Modern Japanese Poetry), "Nenju Hihokku" and "Shui Wakashu" (Collection of Gleanings of Japanese Poems) written in Tsunemoto's own hand have been passed down.
吉川氏には経基自筆の『古今和歌集』『年中日発句』『拾遺和歌集』などの諸書が現在まで伝えられている。