The Twelve Kingdoms Book 1 - Shadow of the Moon, Shadow of the Sea: Part 1 (Novel)

The epic novel series that inspired a hit anime returns with an all-new translation! Experience a quest for survival and self-discovery as one girl finds herself lost in a strange, unknown world.

When high school student Youko Nakajima is approached by an enigmatic, blonde-haired stranger named Keiki, her life is turned upside down. Whisked away into the perilous world of the Twelve Kingdoms--a realm teeming with mythical beasts, ancient prophecies, and political intrigue--Youko finds herself alone and hunted. With danger at every corner, she must fight to survive, all while grappling with shocking revelations about her true identity that could shatter everything she thought she knew.

Shadow of the Moon, Shadow of the Sea introduces readers to a breathtaking fantasy world, where nations rise and fall, and destiny awaits those who dare to seize it!

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Release date

Audiobook: September 25, 2025