"I couldn't catch the kimono! I couldn't do anything!" she regretted. "It's been five years since I did the +World+, now I'm coming back with a world medal so it's nice, and next year I hope I'll be Olympic champion at home," she said.

"When I look at how far I've come, very few people thought I could get back to my level and now I proved that I could be among the best in the world," she added.