四字熟語シリーズ─four-character idioms

Studio quality, clear sound quality, A breathtakingly cold and beautiful female vocal, Dark alternative R&B, minimal electro, chilled and sensual, 70〜75 BPM, Lo-fi electric piano (Rhodes type), sub-bass, thin analog synth pad, dry kick and understated snare, Not many hi-hats, minor key, Somber, Reflective, Pessimistic, Mystical, Melancholy, Ethereal, Dirty, Brooding, Dark

Studio quality, clear sound quality, A breathtakingly beautiful and noble female vocal Japanese Ambient × Alternative R&B 60〜68 BPM, Koto Serenity, restrained emotions, night, lots of space, sad but not tear-jerking, Panoramic and calm, uniform light like moonlight, Piano (bass-focused, single notes), Ambient Pads/Drones, Thin strings, No Beat Deep reverb, wide space, round bass, soft overall sound Night, moon, wind, silence, space, unmoving feelings, unchosen light Sentimental, Playful, Mystical, Ethereal, Dreamy, Soothing, Romantic, Emotional