...Graphics courtesy of:
https://www.gameart2d.com
https://opengameart.org/content/animated-fire
https://craftpix.net
Levels created using https://www.mapeditor.org/
Project created in the Eclipse Java IDE.
Keys:
Up, Down, Left, Right - Move Player
Space - Jump
M - Throw Kunai
Q, A - Scroll screen up and down (for debugging)