The first two volumes will ship on October 12, and the last two volumes will ship on November 9.
Ono began writing the light novel series in 1992, and has published 12 volumes in Japan.
While Kodansha published the original novel series’ run, Ono published Hisho no Tori in Shinchosha’s Shinchou Bunko line.
Shinchosha’s official Twitter account for Fuyumi Ono’s The Twelve Kingdoms novel series revealed on Thursday that the newest work in the series will release as four volumes.