Nagaharu Hibihana: 5 books

"How am I supposed to fight with this?!" After being summoned into another dimension as one of the five heroes destined to defeat a demon lord, Toya Hojo awakens his hero power only to discover that... it's an unlimited bath? He was blessed with the power to create a bath that can...

Touhou Houjou continues his journey in a fantasy world while somehow finding more uses for his power to freely summon a piping hot bath. After their ordeal in Hadesopolis, they meet a young girl named Rakti, who reveals herself as the Goddess of Darkness. Together they travel to the country of fire...

Touya Houjou, a hero summoned from another world, joins two girls, Clena and Roni, in their quest to find the desert kingdom. The fabled kingdom, said to be the home of the demon lord, is shrouded in mystery and intrigue... But what happens when they meet a self-proclaimed sage who claims to know...

After learning from the Goddess of Water that Haruno and her party are in jeopardy, our hero Touya sets sail to an underwater city to save them. They finally reunite after a monstrous encounter along the way, only to be met with yet another shocking revelation. Meanwhile, Haruno hasn't forgotten the...

To collect more goddess blessings and grow closer to defeating the demon lord, the hero Touya travels to Neptunopolis, a beautiful blue city by the harbor. Soon after arrival, he has a chance meeting with another hero, and then reunites with someone completely unexpected! Unforeseen events occur one...