[Unofficial] This application is a secondary creation work.
　
A big adventure in the unknown world of Nijisanji's river!
Overcome many difficulties and survive longer days!
You can summon rivers and strengthen their abilities with points earned in adventures!
More than 100 rivers appear!
Let's collect all the rivers!

[Game Description]
"Niji Atsume" operates Nijisanji's river,
This is a side-scrolling jump action game where you go over obstacles.
　
By tapping the screen at the right time on the stage that automatically advances horizontally,
We will control the height of the character and capture the stage.
　
Convert ore collected through adventures into points, and use those points to summon Nijisanji's rivers,
You can train and strengthen any river.
　
Go on an adventure with your favorite river and aim for a high score by surviving longer.
　
Replay elements such as character collection, high score ranking, and title collection are also enriched.
Aim for all the rivers complete!