The piece gained traction because it sounds simultaneously improvised and meticulously composed. However, because the original artist has remained semi-anonymous, 99% of the "Luna 15" sheets available online are inaccurate. They are either simplified versions for beginners (losing all emotional nuance) or AI-generated transcriptions riddled with wrong notes.
A piano arranger with gothic/darkwave credibility should produce a professional, notated version , label it as “Exclusive Arrangement – Not available elsewhere,” and sell it via a personal website or Gumroad with a clear disclaimer that it is an independent transcription. Pursue official licensing only if the artist’s management shows interest. luna 15 piano sheet music exclusive