Leandro Gentini, affectionately known as "Lean," is a world-renowned Meat Sommelier and leading expert in Wagyu beef. Originally from Argentina—a country celebrated for its rich meat traditions—Lean moved to Japan to fully immerse himself in the world of Wagyu. There, he spent years mastering the intricacies of this luxurious meat, from its genetics and marbling to its cultural and culinary significance.

In 2022, Lean was named "Steak Ambassador" by the prestigious 101 Best Steakhouses ranking organisation, a testament to his deep expertise, passion, and international influence in promoting Wagyu and steak culture. Lean has played a pivotal role in fostering international collaboration, notably helping establish a partnership between the Japan National Meat Academy and the Argentine Meat Sommelier Association.

As a national and international speaker, Lean shares his journey as a Meat Sommelier specialising in Wagyu, offering insights into the cultural, technical, and sustainable aspects of high-quality meat. He actively engages with his community on Instagram @leangentini_meatsommelier, sharing reviews, behind-the-scenes visits with chefs and producers, and insights that captivate both seasoned professionals and passionate meat enthusiasts.

Blending South American roots with deep Japanese expertise, Lean has earned a respected place in the global meat community. Through his travels, collaborations with top breeders, chefs, and butchers, and strong commitment to sustainability, he continues to educate and inspire others about the craft, culture, and care behind every cut of meat.