# 国秀ノ黒龍号 四国犬優舎

Shikoku Ken · Male · COI ≥ 5.26%

## Identity
- **Breed:** Shikoku Ken
- **Sex:** Male
- **Colour:** black sesame

## Parents
- **Sire:** [Gyokuryuuhou go Hiroaki Sou](https://nihonken.org/pedigree/dogs/c1b5cdb4-ebd2-4262-80a4-ba224a3459e2)
- **Dam:** [Mikasa sou](https://nihonken.org/pedigree/dogs/adbc57fb-4608-43d0-b668-b2da5fee786a)

## Genetics
- **COI:** ≥ 5.26% (Indicative)
- **AVK:** 26.42%
- **Completeness:** 96.4%
- **Note:** Floor only — pedigree 96.38% complete; true COI may be higher

## Gene rarity
- **Mean kinship to the breed:** 2.33% (sample of 200 of 4169 dogs)
- **Compared with the breed:** rarer than the breed average (5.6%)
- **Founders:** 4; the four most influential carry 2.34% of the genome
- **銀汀女号 絹川荘:** [0.78%](https://nihonken.org/pedigree/dogs/0a354530-51f7-4f6e-9e90-001c13ffcf61)
- **初姫号 道後白石荘:** [0.78%](https://nihonken.org/pedigree/dogs/362861dc-2121-4853-acd5-8156fa5ec4b9)
- **秋菜号 四国元木荘:** [0.39%](https://nihonken.org/pedigree/dogs/1007a96c-f9ab-4ed0-8e11-d426164803d2)
- **碧雲桜号 松江碧雲荘:** [0.39%](https://nihonken.org/pedigree/dogs/aceffd05-241c-4742-9217-49bf77ce0f44)

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