The use of 8-bit, 22kHz samples gave the music a "lo-fi" yet expressive quality that suited the game's lonely, underground atmosphere.
Pixel is famously known for building his tools from scratch. To create the Cave Story soundtrack, he synthesized individual wave patterns (like sine, square, and sawtooth waves) and sampled his own drum hits. These were later bundled in the "my_material" folder of his follow-up software, , under the directory named Organya22khz8bit . These sounds became iconic for several reasons: organya22khz8bit
The sampling rate, providing a slightly muffled but warm fidelity compared to the modern 44.1kHz standard. The use of 8-bit, 22kHz samples gave the