Alternative possibility: from Devilman Crybaby or Maken-Ki! , but less common in “high quality” pairings with “Ruka.”
However, some critics mention that Ruka Kanae's style can be: ruka kanae high quality
These premium figures often feature Gothic, elegant, or tactical themes matching their music video appearances (like "Gemma" or "Starlight Muse"). Alternative possibility: from Devilman Crybaby or Maken-Ki