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Bonito (katsuo) — Nigiri

Discover Bonito (katsuo): its ingredient, flavour, texture, representative season, regional context, and how to approach soy sauce and wasabi.

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Bonito (katsuo) · Nigiri
Bonito (katsuo) shown as nigiri; this editorial image does not represent a particular restaurant or today’s serving.
04 / 60

Nigiri

Aromatic, savoury and clean to rich

Fine-grained and tender

Soy sauce
Taste first when ginger, scallion or sauce is supplied.
Wasabi
Ginger or garlic may be more typical than extra wasabi.

WHAT IS IT?

What exactly is Bonito (katsuo)?

Katsuo is skipjack tuna, a fast-moving migratory fish with dark, aromatic flesh. It is different from the larger tuna species used for akami.

CHOOSE WITH CONFIDENCE

Place Bonito (katsuo) beside two close relatives.

If the next question is “another flavour,” choose Akami tuna; if it is “another texture,” choose Chutoro tuna. Pick one while Bonito (katsuo) is still clear in memory.

PLACE & CONTEXT

Bonito (katsuo) and place

Strongly connected with Kochi, while its migration brings it past many Japanese coasts.

YOUR FIRST PIECE

Build the baseline before seasoning.

Hands or chopsticks are both possible; start without extra seasoning. Taste: Aromatic, savoury and clean to rich. Texture: Fine-grained and tender. Soy guidance: Taste first when ginger, scallion or sauce is supplied. Wasabi guidance: Ginger or garlic may be more typical than extra wasabi.

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SOURCE & LIMIT

Confirm Bonito (katsuo)’s name, origin and preparation at the restaurant.

Bonito (katsuo) sources were checked 2026-09-02. Supply, naming, seasoning and cross-contact can still differ by venue.