ミナミマグロ

み

な

み

ま

ぐ

ろ

Meanings

1

southern bluefin tuna

usually written using kana alone

Refers specifically to Thunnus maccoyii, a highly prized tuna species. Often seen in sushi contexts.

The fatty belly of southern bluefin tuna is very delicious.

この寿す司し屋やではミナミマグロがおすすめです。

The southern bluefin tuna is recommended at this sushi restaurant.

本ほん鮪まぐろ
Refers to Pacific bluefin tuna (Thunnus orientalis), the most common bluefin in Japan. ミナミマグロ is a different species from the southern hemisphere.
大たい西せい洋よう鮪まぐろ
Atlantic bluefin tuna (Thunnus thynnus). Another bluefin species, distinct from ミナミマグロ.

ミナミマグロ
kana-only spelling
Katakana spelling is common for fish names and is the usual written form for this species.
みなみまぐろUsage100%
Hiragana spelling is also used, especially in informal contexts.
南みなみ鮪まぐろ
Kanji spelling is possible but rarely used; the katakana form is strongly preferred.

Compound of 南 (みなみ, 'south') and 鮪 (まぐろ, 'tuna'), referring to its southern hemisphere habitat.