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Arpa

Kōsai

Perfumer: Barnabé Fillion

2025Unisex
See your match

A unisex perfume by Arpa, released in 2025. Looks best suited to summer and spring.

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Notes

They open one after another, from the first spray into the evening.

Top notesfirst 15 minutes

Heart notesfirst few hours

Base noteswhat stays into the evening

When to wear it?

Estimate

Not enough votes yet; estimated from 5 similar perfumes.

  • 39%
    Summer
  • 38%
    Spring
  • 16%
    Autumn
  • 7%
    Winter
  • Daytime
    25%
  • Casual
    25%
  • Office
    21%
  • Sport
    11%
  • Evening
    9%
  • Nighttime
    9%

Smells like this

The closest scents by notes and accords.

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Last updated: October 26, 2026