Top similar games like Nientum - Op.ZERO:

Gastova is a lighthearted 2D platforming adventure game. Journey into Arkana and become the Guardian Witch!

"KAMITSUBAKI CITY ENSEMBLE" is a rhythm game in which AI girls who were awoken after the apocalypse use special song magic to create melodies with you, in an effort to restart the world. How did the destruction happen? Why do these girls exist? All answers will be revealed...when the music stops.

"The collapse of Gensokyo... it was all you - " To rebuild the now barren phantasia, Reimu's journey begins. A Touhou Project officially approved derivative rhythm action game.

Rhythm Action? No, this is MUSICIAN SIMULATION! Concerto on White is a musician simulation game featuring classical music. Unlike any typical rhythm games, players are required to actually play the main melody. In the main story, you will experience adventurous campus life in the academy.

In this game, you play as Aveliana to retrieve powerful artifacts. Guided by a mysterious fox, you will combine them to save her child! The gameplay is fast and you can either try to avoid enemies in a stealth approach, or fight them! There are many secrets and hidden ways.

RE: OZMA is a 2D Hybrid Sandbox game, pursues sandboxes that are more accessible with faster action while keeping the collection and exploration elements of the sandbox. Players become an ‘Alien Creature’ and survive, explore and pioneer in vast space.

A next-generation rhythm game where story and music intertwine. Enjoy a tracklist filled with famous licensed songs and exclusive original songs made by renowned composers Discover an immersive story, and face endless challenges. Your performance will dictate the fate of the world.

There was a world where URO alone lives. However, the color and sound disappeared from the world from one day. When wearing a glowing ornament, URO is wrapped in color and music I notice that music and colors are gone from the world. To regain music and color to the world again, I started running running my music.  

Anime Catgirl Runner is a 2D Endless Runner Game, where you take the role of a cute Catgirl!

Save patients with your rhythm mastery! Rhythm Doctor is a rhythm game where you heal patients by defibrillating in time to their heartbeats. Learn each patient's unique heartbeat and defeat boss viruses trying to sabotage your rhythm, all set to heart-pumping, soul-soothing music.

Season of War (Beta) - A small 2D arcade RPG with unique dynamic combat, especially for those who want to "kill time".

Unsweet is a cinematic and colorful platformer that will give you endless fun, catchy gameplay and a touching story about the hero's grand and tragic journey through the world of ice cream, chocolate, rainbow and alive sweets

a unique musical rhythm action game that combines the elements of Rogue games. In this world, you are able to choose from a variety of heroes with different fighting styles and use the power of music to battle against evil void monsters.

Indivisible is a hand drawn action RPG platformer from Lab Zero, creators of the critically acclaimed Skullgirls! Set in a huge fantasy world, Indivisible tells the story of Ajna, a fearless girl with a rebellious streak who sets out on a quest to save everything she knows from being destroyed.

A game about saving a dying planet.

Solve puzzles and find out all the secrets of the disappearance of civilization in a gloomy 2D platformer.

The NecroDancer's back in an all-new rhythm game! Dragged into a strange new world, Cadence must engage in musical combat with monsters surging through the Rift! Face pulse-pounding Rhythm Rifts where every beat is a battle, all set to an original soundtrack by Danny Baranowsky & friends.

Mekazoo is a 2D platformer set in a vibrant 3D world with fast-flowing gameplay and a cast of kinetically-diverse mechanized animals.

DODORI is a rhythm adventure game where you perform music along the lines of a rotating square. You play as Sara, the vocalist of the Soun High School band, working with your friends to create the ultimate performance. Enjoy DODORI, a high school girl band story with a unique emotional twist!