Image and translation courtesy of: https://medakazukan.net/0898_amaterasu/

​The Amaterasu Medaka is a selectively bred variety of medaka fish characterized by its striking red and white coloration combined with a distinctive iridescent scaling pattern. The name “Amaterasu” is derived from the Shinto sun goddess, reflecting the fish’s radiant appearance.​

Physical Characteristics

• Coloration: The Amaterasu Medaka showcases a vibrant red and white pattern, reminiscent of traditional Japanese “kohaku” (red and white) motifs.​
• Iridescent Scaling (Rinko): A notable feature is the broad and well-defined iridescent scales, known as “Rinko,” which add a shimmering effect to the fish’s body.​

Origin and Development

This variety was developed in 2021 by the breeder known as “Medaka no Beans.” The meticulous breeding process focused on enhancing the red and white coloration along with the pronounced iridescent scaling.​

Awards

• 13th Spring Japan Medaka Competition: Awarded the Grand Prize.​
• 13th Autumn Japan Medaka Competition: Received the Excellence Award.​

Breeding and Maintenance

Standard medaka care practices apply to the Amaterasu Medaka. Maintaining clean water conditions, providing adequate space, and ensuring a balanced diet will promote their health and vibrant coloration.​

Conclusion

The Amaterasu Medaka stands out for its captivating red and white hues complemented by shimmering iridescent scales. Its aesthetic appeal and award-winning status make it a prized addition for medaka enthusiasts and breeders alike.