TOKYO (AP) — Japanese sushi legend Jiro Ono won three Michelin stars for more than a decade, the world’s oldest head chef to do so. He has served the world’s dignitaries and his art of sushi was featured in an award-winning film. After all these achievements and at the age of 100, he is not ready to fully retire. “I plan to keep going for about five more years,” Ono said last month as he marked Japan’s “Respect for the Aged Day” with a gift and a certificate ahead of his birthday. What’s the