A bit about it:
Cat Mario is a game where you are a white cat and go through maps Mario style, but there are alot of hidden traps and tricks that make it challenging and pretty funny.
Syobon action (しょぼんのアクション shobon no akushon?) (also known as KKK Cat, dongs.exe, Cat Mario and Neko Mario) is a 2D Japanese freeware video game known for its high level of difficulty. The game contains elements that parody Super Mario Bros.for the Nintendo Entertainment System.
Availibility :
There is also a downloadable sequel called Syobon Action 2. As well as a third sequel: Syobon Action 3.Syobon Action was ported to SDL and is available on Windows, AmigaOS 4.1 Dreamcast and Linux under the name of Open Syobon Action. These ports fix some of the glitches that the original game had on non-Japanese systems. The game also can be played on Nintendo Wii, searching and downloading it in the Homebrew channel
Gameplay:
Here is a youtube link for some gameplay
Try it yourself:
I'm not too sure where to download the game, but I played using this website geocities.jp/z_gundam_tanosii/home/applet/Main.html
Cat Mario is a game where you are a white cat and go through maps Mario style, but there are alot of hidden traps and tricks that make it challenging and pretty funny.

Availibility :
There is also a downloadable sequel called Syobon Action 2. As well as a third sequel: Syobon Action 3.Syobon Action was ported to SDL and is available on Windows, AmigaOS 4.1 Dreamcast and Linux under the name of Open Syobon Action. These ports fix some of the glitches that the original game had on non-Japanese systems. The game also can be played on Nintendo Wii, searching and downloading it in the Homebrew channel
Gameplay:
Here is a youtube link for some gameplay
Try it yourself:
I'm not too sure where to download the game, but I played using this website geocities.jp/z_gundam_tanosii/home/applet/Main.html