{
  "breeder": "Masaharu Tarumi",
  "region": "Saijo, Ehime Prefecture, Japan",
  "initial_fifty_documentary_records_unchanged": 50,
  "initial_tarumi_records": 11,
  "additional_tarumi_records": 20,
  "tarumi_cumulative_documentary_records": 31,
  "expanded_records": [
    {
      "name": "Kirameki Matsui Hirenaga",
      "japanese": "煌 松井ヒレ長",
      "scope": "Named later fin-form cross",
      "history": "Tarumi Kirameki x Matsui Hirenaga; selected side-view fins and color",
      "credit": "Tarumi creator-submitted",
      "sources": [
        "gallery"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "JMU original breeder-credited gallery",
          "url": "https://japanmedakauniverse.com/medaka_gallery/"
        }
      ]
    },
    {
      "name": "Tarumi Long Fin Hikari",
      "japanese": "タルミロングフィン・ヒカリ体型",
      "scope": "Named Hikari form",
      "history": "Hikari-bodied Tarumi Long Fin with particularly enlarged dorsal fin",
      "credit": "Tarumi creator-submitted",
      "sources": [
        "gallery"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "JMU original breeder-credited gallery",
          "url": "https://japanmedakauniverse.com/medaka_gallery/"
        }
      ]
    },
    {
      "name": "Rinkou",
      "japanese": "鱗光",
      "scope": "Foundational exterior-light program",
      "history": "Net-like exterior-light patterned line; selected 2019, source calls retention difficult",
      "credit": "Tarumi origin independently described",
      "sources": [
        "rinkou",
        "gallery"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata original Rinkou selection essay",
          "url": "https://medakanoyakata.muragon.com/entry/1091.html"
        },
        {
          "title": "JMU original breeder-credited gallery",
          "url": "https://japanmedakauniverse.com/medaka_gallery/"
        }
      ]
    },
    {
      "name": "Bronze Hikari",
      "japanese": "ブロンズ・ヒカリ体型",
      "scope": "Named Hikari form",
      "history": "Hikari-bodied Bronze with stronger fin reflection",
      "credit": "Tarumi creator-submitted",
      "sources": [
        "gallery"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "JMU original breeder-credited gallery",
          "url": "https://japanmedakauniverse.com/medaka_gallery/"
        }
      ]
    },
    {
      "name": "Emerald Fin Hikari",
      "japanese": "エメラルドフィン・ヒカリ体型",
      "scope": "Named Hikari form",
      "history": "Emerald Fin Hikari outline retaining blue-green fin light",
      "credit": "Tarumi creator-submitted",
      "sources": [
        "gallery"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "JMU original breeder-credited gallery",
          "url": "https://japanmedakauniverse.com/medaka_gallery/"
        }
      ]
    },
    {
      "name": "Albino Ouhi",
      "japanese": "アルビノ王妃",
      "scope": "Named albino branch",
      "history": "Bronze-related albino line with red expression and fin light",
      "credit": "Tarumi creator-submitted",
      "sources": [
        "gallery"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "JMU original breeder-credited gallery",
          "url": "https://japanmedakauniverse.com/medaka_gallery/"
        }
      ]
    },
    {
      "name": "Mariage Long Fin Hikari",
      "japanese": "マリアージュロングフィン・ヒカリ体型",
      "scope": "Named Hikari form",
      "history": "Hikari body form of longfin Morpho-influenced Mariage stock",
      "credit": "Tarumi creator-submitted",
      "sources": [
        "gallery"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "JMU original breeder-credited gallery",
          "url": "https://japanmedakauniverse.com/medaka_gallery/"
        }
      ]
    },
    {
      "name": "Mariage Kissing Wide Fin Hikari",
      "japanese": "マリアージュ・キッシングワイドフィン・ヒカリ体型",
      "scope": "Named Hikari form",
      "history": "Hikari body form of Kissing Wide Fin, not a newly reported original parent cross",
      "credit": "Tarumi creator-submitted",
      "sources": [
        "gallery"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "JMU original breeder-credited gallery",
          "url": "https://japanmedakauniverse.com/medaka_gallery/"
        }
      ]
    },
    {
      "name": "Rinkou Yellow",
      "japanese": "鱗光イエロー",
      "scope": "Downstream selected color form",
      "history": "Rinkou descendant selected for yellow-body expression",
      "credit": "Maker of this derivative not identified by source",
      "sources": [
        "rinkou"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata original Rinkou selection essay",
          "url": "https://medakanoyakata.muragon.com/entry/1091.html"
        }
      ]
    },
    {
      "name": "Rinkou Red-white",
      "japanese": "鱗光紅白",
      "scope": "Downstream selected color form",
      "history": "Rinkou descendant selected for red-white body-color expression",
      "credit": "Maker of this derivative not identified by source",
      "sources": [
        "rinkou"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata original Rinkou selection essay",
          "url": "https://medakanoyakata.muragon.com/entry/1091.html"
        }
      ]
    },
    {
      "name": "Fromage",
      "japanese": "フロマージュ",
      "scope": "Original named program",
      "history": "2023 EmeKin x Black Diamond selected for yellow pigment and reflective frilled fins",
      "credit": "Tarumi original creator, specialist source",
      "sources": [
        "fromage",
        "pisces"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata 2023 Fromage history",
          "url": "https://medakanoyakata.muragon.com/entry/1593.html"
        },
        {
          "title": "Pisces Medaka Advance 2026 longfin lineage report",
          "url": "https://piscesbook.com/archives/24393"
        }
      ]
    },
    {
      "name": "Orangé",
      "japanese": "オランジェ",
      "scope": "Original named program",
      "history": "Reported EmeKin x Black Diamond origin with orange-toned fin/body effect",
      "credit": "Tarumi credited in 2026 publisher and retailer",
      "sources": [
        "pisces",
        "seller"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Pisces Medaka Advance 2026 longfin lineage report",
          "url": "https://piscesbook.com/archives/24393"
        },
        {
          "title": "Medakaya-en retailer variety / creator descriptions",
          "url": "https://www.medakaya-en.com/medaka"
        }
      ]
    },
    {
      "name": "Yohen Tenmoku",
      "japanese": "曜変天目",
      "scope": "Original named program",
      "history": "Publisher names it among Tarumi fin and color developments; full original parent pair still unverified",
      "credit": "Tarumi credited by 2026 specialist publisher",
      "sources": [
        "pisces"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Pisces Medaka Advance 2026 longfin lineage report",
          "url": "https://piscesbook.com/archives/24393"
        }
      ]
    },
    {
      "name": "Midnight Frill program",
      "japanese": "ミッドナイトフリル",
      "scope": "Original program family",
      "history": "EmeKin x Black Diamond; deliberate selection into exterior light, lame, and jet-black house forms",
      "credit": "Tarumi original program reported by specialist seller",
      "sources": [
        "midnight",
        "midext"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata Midnight Frill groups",
          "url": "https://medakanoyakata.muragon.com/tag/?q=%E5%9E%82%E6%B0%B4%E6%94%BF%E6%B2%BB"
        },
        {
          "title": "Medaka no Yakata Midnight Frill exterior light",
          "url": "https://medakanoyakata.muragon.com/entry/1468.html"
        }
      ]
    },
    {
      "name": "Midnight Frill Exterior Light",
      "japanese": "ミッドナイトフリル体外光タイプ",
      "scope": "Named selected trait form",
      "history": "Black-bodied line with blue-white exterior light, strong fin light and frilled fins",
      "credit": "Tarumi credited in 2023 original variety account",
      "sources": [
        "midext"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata Midnight Frill exterior light",
          "url": "https://medakanoyakata.muragon.com/entry/1468.html"
        }
      ]
    },
    {
      "name": "Midnight Frill Lame",
      "japanese": "ミッドナイトフリルラメタイプ",
      "scope": "Named selected trait form",
      "history": "Black non-fading body with distributed lame, longfin and broad fin structure",
      "credit": "Tarumi credited in 2023 original variety account",
      "sources": [
        "midlame"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata Midnight Frill lame form",
          "url": "https://medakanoyakata.muragon.com/entry/1473.html"
        }
      ]
    },
    {
      "name": "Midnight Frill Jet Black",
      "japanese": "ミッドナイトフリル漆黒タイプ",
      "scope": "Named selected trait form",
      "history": "Strong dark-body response independence; frilled wide longfin selected",
      "credit": "Tarumi credited in 2023 original variety account",
      "sources": [
        "midjet"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata Midnight Frill jet-black form",
          "url": "https://medakanoyakata.muragon.com/entry/1604.html"
        }
      ]
    },
    {
      "name": "Red Cliff Dark",
      "japanese": "レッドクリフダークタイプ",
      "scope": "Original named form",
      "history": "2022 amber/black dark line with long and broad reflective fins",
      "credit": "Tarumi original credited in 2022 breeder catalogue",
      "sources": [
        "redblack"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata 2022 Red Cliff dark",
          "url": "https://medakanoyakata.muragon.com/entry/1204.html"
        }
      ]
    },
    {
      "name": "Red Cliff Red-white",
      "japanese": "レッドクリフ紅白タイプ",
      "scope": "Downstream body-color form",
      "history": "Selected red-white descendants of Red Cliff dark, 2022 creator credit",
      "credit": "Tarumi credited by specialist breeder site",
      "sources": [
        "redwhite"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata Red Cliff red-white",
          "url": "https://medakanoyakata.muragon.com/entry/1386.html"
        }
      ]
    },
    {
      "name": "EmeKin / Emerald Kissing Wide Fin",
      "japanese": "エメキン",
      "scope": "Named composite derivative",
      "history": "2022 Mariage Kissing Wide Fin with Emerald Fin-derived golden and greenish sheen",
      "credit": "Tarumi credited in independent 2022 historical source",
      "sources": [
        "emekin",
        "kissing"
      ],
      "status": "Documentary provenance; no stock/genetic authentication",
      "evidence": [
        {
          "title": "Medaka no Yakata 2022 Emerald Kissing creator record",
          "url": "https://medakanoyakata.muragon.com/entry/1060.html"
        },
        {
          "title": "Medaka WEB Zukan Kissing Wide Fin founder history",
          "url": "https://medakazukan.net/0804_marriagekissingwidefin/"
        }
      ]
    }
  ],
  "research_gaps": [
    "This is a cited names inventory, not every historic fish or all later derivatives.",
    "No exact individual broodstock ID, F-generation or molecular allele diagnosis is inferred.",
    "Some selected Rinkou descendant makers are unknown; origin of base trait is different from creator of every variant.",
    "Photos remain on their source websites pending explicit rehosting license.",
    "Tarumi's original 11 records and the 50-record first batch remain unchanged."
  ]
}