Orient clam (Hamaguri)

Name (Japanese) Orient clam (Hamaguri / ハマグリ / 蛤)
Overall Rating Flavor: ★★★★★
Texture: ★★★★☆
Popularity: ★★★☆☆
Reference Price Value: ★★★☆☆
Price range: $12~$20/lb (depending on size and season)
Best Season Spring (March–May), when clams are plump and full of sweetness
Did You Know? Their tight shells symbolize a happy, long-lasting marriage.
Category Details
1. Overview Official Name: Hamaguri (ハマグリ)
Kanji Name: 蛤 (Hamaguri)
English Name: Orient Clam
Scientific Name: Meretrix lusoria
Classification:
• Kingdom: Animalia
• Phylum: Mollusca
• Class: Bivalvia
• Order: Venerida
• Family: Veneridae
• Genus: Meretrix
• Species: M. lusoria
Average Size: Shell length 5–10 cm; weight 50–150 g
Key Features: Elegant, sweet flavor; plump, juicy flesh; shells perfectly match in pairs (symbol of harmony)
2. Habitat & Distribution Found in shallow sandy coastal waters of Japan, China, and Korea.
Common in estuaries and tidal flats.
Cultivated and wild-harvested in Japan, especially in Chiba and Ibaraki.
3. Seasonality Best season is spring (March–May).
Flesh is plump and flavorful during spawning season.
4. Sushi Ingredient Profile Common Uses: Simmered (ni-hamaguri) nigiri, soup in kaiseki, grilled
Flavor: Sweet, oceanic, elegant umami
Texture: Tender yet slightly firm
Fat Content: Low; delicate richness comes from natural juices
5. Preparation & Craftsmanship Traditionally simmered in seasoned broth (ni-hamaguri) to enhance sweetness.
Served as nigiri with its own reduction for glaze.
Requires precise cooking to avoid toughness.
Shells are often used for presentation in ceremonial cuisine.
6. Recommended Pairings Sushi Rice: Mildly seasoned to balance sweetness
Condiments: Light soy glaze, citrus zest
Drinks: Junmai sake, crisp white wine, green tea
7. Nutritional Information Low in fat and calories.
High in protein, iron, and vitamin B12.
Rich in minerals like calcium and zinc.
8. Trivia & Cultural Notes Hamaguri is a traditional ingredient in Japanese celebratory cuisine.
The paired shells symbolize marital harmony, making it a wedding specialty.
Long history in Edo-style sushi, often served as luxurious simmered nigiri.
Also featured in Hina Matsuri (Girls’ Festival) cuisine.
9. Recommended Sushi Styles • Ni-hamaguri (simmered clam) nigiri
• Hamaguri nigiri with glaze
• Clam soup (osuimono) in kaiseki
• Lightly grilled hamaguri
• Hamaguri with citrus zest topping

Other Information