Shukougiku Medaka – 朱光菊メダカ

Graceful brilliance of tricolor glow and flowing fins

Physical Characteristics
The Shukougiku Medaka is a refined improved medaka strain featuring a tricolor body pattern enhanced by external light (体外光) and long, flowing fins. Its most charming features include:

• Bright vermilion (朱色) head markings
• A smooth stretch of iridescent light along the dorsal surface
• Tricolor body tone blended with deep red, white, and light reflective hues
• Elegant long fins, making it graceful in motion

This variety embodies a delicate balance between color, shine, and structure.

Origin and Breeding Background

• Breeder: Keishi Tanaka (田中 敬士)
• Breeding Farm: Kikuma Medaka (菊間めだか), Ehime Prefecture
• Released: July 2022
• Crossed From:
  • Ginrin Kogyoku (銀鱗紅玉)
  • Morpho Longfin Shukogyoku (モルフォロングフィン朱紅玉)

This careful crossbreeding resulted in a unique medaka with a glowing dorsal surface and eye-catching long fins, with a special emphasis on the vibrant red coloring on the head.

Variations

• Shukougiku Bijin (朱光菊美人):
  A variation featuring the “kissing wide fin” trait, this line brings additional visual softness and symmetry to the overall silhouette.

Viewing Recommendations

• Top-View & Side-View Friendly
• Best displayed under natural sunlight or LED lighting to highlight external light expression
• Ideal in black or dark-bottom tubs for contrast enhancement

Conclusion
The Shukougiku Medaka is a beautifully crafted variety that reflects the high level of artistry in modern medaka breeding. With its shimmering dorsal light, gentle long fins, and lovely red face, it’s an excellent choice for breeders and collectors alike who appreciate vivid colors and elegant movement.

Source / 出典

• 品種図鑑 – 朱光菊メダカ | 改良メダカ図鑑 さつまのメダカ屋さん