Sennen Meikyuu no Nana Ouji -Eikyuu Kairou no Kishi-

Sennen Meikyuu no Nana Ouji -Eikyuu Kairou no Kishi- is a light novel series authored by Aikawa Yuu. Originating within the competitive landscape of Japanese light novel publishing, the series was designed to appeal to readers of dark fantasy and mystery, themes frequently explored by the author. It centers on the intricate lore of the labyrinth and the seven princes, drawing on archetypal character dynamics often found in late 2000s and early 2010s seinen-leaning light novel literature.

The illustrative work accompanying the text aims to establish a specific gothic and ethereal aesthetic, consistent with the tone of the narrative. As part of a genre that relies heavily on the synergy between prose and character design, the series was marketed toward an audience interested in psychological tension and supernatural world-building. It remains a representative entry from its publisher's catalog, reflecting the stylistic trends prevalent in Japanese genre fiction during its release.