Games like Yume Nikki: Date Poniko!
Sweet Sleep
With unending amounts of free time, Madotsuki finds herself with a lack of things to do. More often than not, she sleeps. While her dreams were surreal before, they were at least consistent. When her dreams begin to change she finds new turmoil in herself. Sweet Sleep is a visual novel with branching paths. Features original artwork and music based on the original RPG Maker walking sim.
Witch Effect
Witch Effects is a horizontal side-scrolling shooter. Your main objective is to defeat all the enemies as well as the boss at the end of the stage. You play as Madotsuki, with her Witch effect equipped.
Fracture: The Dream
A sudden and seamless realization of consciousness... Play as Monoe and explore a Labyrinth of interconnected worlds, wherein you discover secrets and come to shocking conclusions. A 3D Yume Nikki fangame developed for Dream Diary Jam 6.
KonoSuba: God's Blessing on this Wonderful World! Judgment on this Greedy Game!
The game's original story, involves Kazuma discovering a cursed ring that allows him to steal the underwear of others near him. He learns the only way to undo the curse would be through raising enough money. The game's "Underwear Judgment" system revolves the player controlling Kazuma in returning lost underwear to their rightful owners.
Yume no Oto
Yume no Oto is a Japanese Yume Nikki fangame. The gameplay of Yume no Oto is similar to a text-adventure game; only your commands are limited to choices.
Dream Hearts Dream
A fake dating sim version of the Yume Nikki fighting fangame Dream vs. Dream released on April Fools Day 2014.
Super Mado Paf!!
Super Mado Paf!! is a Yume Nikki fangame created for Dream Diary Jam 4. It is a shooter game where the player must defeat the enemies moving around the screen. The goal is to get as high a score as possible. You play as Madotsuki and fight against enemies.
NvmU
NvmU is an English Yume Nikki fangame created for the Dream Diary Jam 2. A NASU clone for the Sega Dreamcast Visual Memory Unit. Your goal is to collect as many falling eggplants as you can to achieve a high score.
Dream vs. Dream
Dream vs. Dream is a community-developed fighting game based off the characters and locations found in Yume Nikki and its various spin-offs and fangames.
Yume Nikki Ware
WarioWare, but it's Yume Nikki!