Profusion of Flowers ^1.21

One day, the protagonist, Kazuma Kisugi, was dozing off during class. However, when he woke up, he found himself in an unfamiliar landscape.
As he was feeling lost, a girl appeared in front of Kazuma... "I've time-traveled to the Sengoku period!?"
To return to his original world, Kazuma embarks on a journey through the Sengoku era to collect the "Dream Jade" (Yumesei no Magatama) said to grant any wish.
Sometimes joining forces with Sengoku warlords, sometimes defeating them! Surrounded by beautiful female warlords, Kazuma Kisugi fully enjoys the Sengoku era.
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Game is avaialble for Windows