Land god and fox spirit concepts are drawn from real Japanese folklore, not invented fantasy lore.
The protagonist-fox spirit relationship is built on an actual shikigami-style servitude bond, giving the romance specific structural weight.
Yes — it draws directly on real Shinto concepts like local land gods (tochigami) and fox spirit familiars rather than inventing a generic fantasy system.
It's frequently recommended as an accessible entry point specifically because it balances comedy, romance, and genuine fantasy stakes fairly evenly.