A downloadable game for Windows

Buy Now$4.99 USD or more

Rysen is an old school 2d vertical shooter (shoot 'em up style game) for Windows. 

In January 2018 this game was cut down. Therefore, sale will not be carried out for the time being.


  • 7 stages per 1 round.
  • DirectInput & XInput controller are supported.
  • No bullet-hell
  • No bomb, no combo, no buzz, no gems, no medals and any other bonus items, and no difficult scoring system.
  • Simple bonus system just to annihilate the enemy formation.
  • Designed to be able to concentrate on the two factors of avoiding bullets and firing shots.
  • 3 difficulties.
  • Fine configuration changes are possible.
  • ogg format original sound track is included.

Game Systems:

The main keys used in the game are as follows.

  • Directional control (Analog stick or D-pad)
  • Weapon1
  • Weapon2 (Not use while deploying shield)
  • Changing Speed
  • Insert credits

For explanation of the game system & how to play,  please refer to the link below.
Official site (en)Official site (ja)


This game contains OST contents. These files are included in the product. The file format is ogg, then you can play with the ogg format compatible player. For most musics, recommended to play with "loop playback" function. You can also use these files as BGM in this game.

Differences between Steam version & itch.io version:

  • Steam version corresponds to Steam’s online leader board and achievements, possible to save config & data files to the Steam cloud.
  • itch.io version is DRM free, and you can play the game completely offline.

(c) 2018 NKMR AppWorks


Buy Now$4.99 USD or more

In order to download this game you must purchase it at or above the minimum price of $4.99 USD. You will get access to the following files:

rysen_product_itch_v1.0.6.zip 29 MB

Development log


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Rysen es un excelente shoot em' up que nos recuerda lo mejor de la era dorada de los arcade. Acá dejo una review que le hice en profundidad: https://retroorama.blogspot.com/2019/02/indie-review-rysen.html

Hi, I am very thankful that you wrote a detailed and favorable review about my game. Thank you !