These are five volumes from the "Shincho Zompo Kokushi Taikei (Fukyuban)" series published by Yoshikawa Kobunkan. The Kokushi Taikei is a classic collection of historical texts for Japanese history research. Purchased from a used bookstore in Kanda Jimbocho about 30 years ago and stored on a bookshelf at home for many years. The boxes are yellowed and have stains. The books inside have some minor stains, but no scratches or writing. Shipping is planned via Yu-Yu Mercari Bin. 1. Shoku Nihongi (Part 1) - Published November 10, 1977 2. Shoku Nihongi (Part 2) - Published June 1, 1986 3. Nihon Koki - Published August 30, 1972 4. Shoku Nihon Koki - Published November 20, 1981 5. Nihon Montoku Tenno Jitsuroku - Published November 20, 1981