Skip to content
Japanese food, explained dish by dish
Home › Food & Nutrition Database › Nutrition: Fish and shellfish

Sea urchin, raw gonads: Calories & Nutrition per 100 g (Japan's Official Food Table)

Last updated: 2026-09-17

Sea urchin, raw gonads has 109 kcal per 100 g of edible portion, with 16.0 g protein, 4.8 g fat and 3.3 g carbohydrate, according to Japan's official Standard Tables of Food Composition.

Food number10365
Name in Japanese<その他> うに 生うに
Food groupFish and shellfish

We are working to carry Japanese craft and everyday culture beyond Japan, by building Japan Towns with local partners. Read the plan, or tell us if it resonates.

Read the Japan Town plan →

Nutrition per 100 g (edible portion)

Energy109 kcal
Water73.8 g
Protein16.0 g
Fat4.8 g
Carbohydrate (by difference)3.3 g
Dietary fibre(0) g
Salt equivalent0.6 g
Sodium220 mg
Potassium340 mg
Calcium12 mg
Iron0.9 mg
Vitamin C3 mg
Cholesterol290 mg

How to read these numbers

Other forms of sea urchin

Source: Ministry of Education, Culture, Sports, Science and Technology (MEXT), Standard Tables of Food Composition in Japan (Eighth Revised Edition), 2023 supplement; English food names from the official English edition (2015). Compiled and reformatted by this website. This page is general information, not dietary or medical advice.

More foods: Nutrition: Fish and shellfish

Fish, fat greenling, raw: Calories & Nutrition per 100 g (Japan's Official Food Table)
Fish, Matsubara's red rockfish, raw: Calories & Nutrition per 100 g (Japan's Official Food Table)
Fish, horse mackerel, Japanese Jack mackerel*, with integument, raw: Calories & Nutrition per 100 g
Fish, horse mackerel, Japanese Jack mackerel, sashimi: Calories & Nutrition per 100 g
Fish, horse mackerel, Japanese Jack mackerel*, with integument, boiled: Calories & Nutrition per 100 g

Read next

What to Eat in Miyajima Island
Naha Food Street Guide: What to Eat in Okinawa
What to Eat in Hakone: A First-Timer's Food Guide
Kagoshima Food Guide: What to Eat in Southern Kyushu

We are working to carry Japanese craft and everyday culture beyond Japan, by building Japan Towns with local partners. Read the plan, or tell us if it resonates.

Read the Japan Town →