If you're looking for manga similar to Hinoki no Dungeon, you might like these titles.
People are often reincarnated into fantasy worlds to answer a higher calling. In this case, that means a quest to find the perfect toilet. Behold as dragon scales are converted into toilet seats and slimes are used as moist wipes in this unique adventure about heroes who truly give a crap.
Everyone with a dead-end job sometimes wishes for something to come swallow up their workplace…and that’s exactly what happens to Mizuki Ryosuke. Monster-infested dungeons have appeared all over the world, but he’s saved from his collapsing office by a swordswoman and a pixie. Along the way, Mizuki picks up an item that allows him to pass overpowered skills to other people—and before he realizes it, Mizuki is in high demand himself!
Dungeons suddenly appeared in real life. Monsters wander about in the dungeons, and strength is gained by defeating monsters. Those who conquer such dungeons are called Seekers. The protagonist is a simple farmer who lives in the sticks. One day, a dungeon appears in the garden of his house and in order to decide what to do, he enters the dungeon. That dungeon wasn’t much compared to the dungeons the protagonist knew and was clear he would be able to handle it somehow. He decided to conquer the dungeon while doing farmwork. A protagonist who does both farm work and dungeoneering. In his future lies...