Sora kara 1-okuen ga Futte Kita!?: Isanzou Zoku Kotsuniku no Arasoi

The 100 million yen inheritance left by their grandfather was the beginning of a family feud! A terrifying experience based on a true story! The Kumazawa sisters inherited 100 million yen from their grandfather. But their greedy uncle and aunt stand in their way...!?

This manga-based inheritance manual is based on the author's own experience with inheritance!

(Source: Akita Shoten, translated)