| Name (Japanese) | Firefly Squid (Hotaru-ika / ホタルイカ / 蛍烏賊) |
| Overall Rating |
Flavor: ★★★★☆ Texture: ★★★★☆ Popularity: ★★★★☆ |
| Reference Price |
Value: ★★★★☆ Price range: $15~$30/lb |
| Best Season | Spring (March–May) |
| Did You Know? | The blue glow comes from luciferase, the same lighting principle as fireflies. |
| Category | Details |
|---|---|
| 1. Overview |
Kanji Name: 蛍烏賊 (Hotaru-ika) English Name: Firefly Squid Scientific Name: Watasenia scintillans Classification: • Kingdom: Animalia • Phylum: Mollusca • Class: Cephalopoda • Order: Oegopsida • Family: Enoploteuthidae • Genus: Watasenia • Species: W. scintillans Average Size: 5–7 cm Key Features: Bioluminescent body; seasonal delicacy; enjoyed raw or boiled, especially in spring |
| 2. Habitat & Distribution |
Found in the Sea of Japan, especially Toyama Bay. Lives at depths of 200–600 meters. Comes close to shore during spawning season in spring. |
| 3. Seasonality |
Best season is spring (March–May). Famous spawning season brings them close to shore. |
| 4. Sushi Ingredient Profile |
Common Uses: Sashimi, boiled, marinated, sushi Flavor: Rich, umami, slightly bitter-sweet Texture: Tender, soft Fat Content: Moderate; enhances deep flavor |
| 5. Preparation & Craftsmanship |
Often served raw (sashimi) or lightly boiled. Commonly marinated in soy sauce or vinegar. Needs delicate preparation to highlight freshness and umami. |
| 6. Recommended Pairings |
Sushi Rice: Lightly seasoned with vinegar Condiments: Soy sauce, ginger, citrus ponzu Drinks: Dry sake, crisp white wine, shochu |
| 7. Nutritional Information |
High in protein and minerals. Contains vitamin A, B12, and copper. Supports eye health and metabolism. |
| 8. Trivia & Cultural Notes |
Famous for glowing blue light displays in Toyama Bay. Designated as a special natural treasure in Japan. Considered a springtime delicacy. |
| 9. Recommended Sushi Styles |
• Raw Hotaru-ika sashimi • Boiled Hotaru-ika nigiri • Marinated Hotaru-ika sushi • Hotaru-ika with citrus ponzu |
