# Audio credits

The piano sample subset in `samples/` comes from **Salamander Grand Piano V3**,
recorded from a Yamaha C5 by Alexander Holm.

- Source: <https://github.com/sfzinstruments/SalamanderGrandPiano>
- License: [Creative Commons Attribution 3.0 Unported](https://creativecommons.org/licenses/by/3.0/)
- PartyKeys subset: 13 pitch anchors × 4 velocity layers = 52 MP3 files

This attribution must remain with every product that redistributes the samples.

## Original BGM

The in-game bass, chord, arpeggio, and drum accompaniment is generated in real time with Web Audio. Its six groove systems and the 27 new melodic themes are original to this PartyKeys experience and do not use third-party game soundtrack recordings.