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MEDAKAPEDIA / HISTORICAL CREATOR RECORD

長岡龍聖

Japan. Japan Medaka Association creator-recognition list attributes Shinkai / 深海 to 長岡龍聖 with a listed creation year of 2010. This is a documentary credit, not independent genetic or seller verification.

Medaka creator evidenceSource-reviewed: 2026-10-23Seller status unassessed

Source-recognized variety

Original-script creator: 長岡龍聖

Variety / nickname: Shinkai / 深海

Recorded creation year: 2010

Document scope: Year refers to the listed creation year, not necessarily the year of JMA recognition.

JMA recognition-list credits

This list records documentary creator recognition only. Each creation year comes from the original association table and is not necessarily its recognition date. Multiple varieties by this creator are distinct entries, not proven parent-child crosses. Browse all 40 entries.

JMA No.Credited variety (Japanese)Creation year
#18深海2010

Check the official Japan Medaka Association table for the full record.

What the evidence does not establish

Recognition or a specialist historical report does not demonstrate a current shop, contact identity, individual parent fish, stable allele, commercial pedigree, health guarantee, shipping or customer service. The original name is retained to avoid speculative transliteration; do not merge this entry with similarly named sellers or strains without additional sources.

No breeder photographs or private information are reproduced here.

Original published citation

Japan Medaka Association creator-recognition list ↗

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