A simple jumping action game using only one button!

The height of the jump changes depending on the length of the button hold.
Make the best jump attack according to the enemy's position.

More than 50 types of enemies!

There are many enemies with unique appearances and movements.
Identify their characteristics and attack them efficiently.

Collect JP (=Junk Points) to strengthen your character!

You can strengthen your character by spending the points you earn in battle.
Strengthen your attack or your defense?
It is up to you to decide which you want to prioritize.

Characters and stories that color the world

Jet, a half-android created by Dr. Arc to stop the ambitions of the evil organization Violet.
The story revolving around Jet will liven up the gameplay.

Fun after clearing the game.

A dedicated mode that becomes available after clearing the main game.
Enjoy" JETMAN " to the fullest!