Out of all the types of fish out there, otoro tuna is one of the most expensive in the sushi world ... As a whole, tuna has been revered in Japanese cuisine since the Edo period.

A Japanese sushi tycoon has paid a whopping $3.1m (£2.5m) for a giant tuna making it the world's most expensive. Kiyoshi Kimura bought the 278kg (612lbs) bluefin tuna, which is an endangered ...

A bluefin tuna caught off northern Japan fetched 207 million yen ($1. ... restaurants under the Ginza Onodera brand, acquiring the most expensive tuna for the fifth consecutive year.

Narrator: According to Wilcox, tuna from Japan is better than American tuna ... the filet ends up being the most expensive part, because it's the most desirable. It's also small, and it requires ...

Narrator: This is the most expensive fish in Japan. In January 2018, a kilogram of these baby eels cost around $35,000. That's more than bluefin tuna, and almost as much as the price of gold at ...

Narrator: Communities throughout Japan harvest some of the most exquisite fruits ... can cost more than bluefin tuna. It has been a delicacy for thousands of years, but over time, overfishing ...

Either way, even buying the tastiest and most expensive can of tuna will likely be more affordable ... the dish has been a ...