For high-schooler Yoko Nakajima, life has been fairly ordinary–that is until Keiki, a young man with golden hair, tells Yoko they must return to their kingdom. Once confronted by this mysterious being and whisked away to an unearthly realm, Yoko is left with only a magical sword; a gem; and a million questions about her destiny, the world she’s trapped in, and the world she desperately wants to return to.... more>>

—–

Books in the Twelve Kingdoms series with the kingdom covered in parenthesis and volumes numbering based on re-release edition:

Arc 1: Tsuki no Kage, Kage no Umi – Volume 1-2

(Kei Kingdom)

Arc 2: Kaze no Umi, Meikyū no Kishi – Volume 3

(Tai Kingdom)

Arc 3: Higashi no Watatsumi, Nishi no Sōkai – Volume 4

(En Kingdom)

Arc 4: Kaze no Banri, Reimei no Sora – Volume 5-6

(Kei Kingdom)

Arc 5: Tonan no Tsubasa – Volume 7

(Kyou Kingdom)

Arc Extra : Mashou no Ko (Demon Child) – Volume 0

(Taiki Story in Modern World)

Arc 6: Tasogare no Kishi, Akatsuki no Sora – Volume 8

(Tai & Kei Kingdoms)

Arc 7: Kasho no Yume – Volume 9

(Anthology: Tai, Hou, Kei, Sai & Sou Kingdoms)

Arc 8: Hisho no Tori – Volume 10

(Anthology: Kei, Ryu, and other Kingdoms)

Arc 9: Hakugin no Oka, Kuro no Tsuki – Volume 11-14

(Tai Kingdom) <<less