Kasumi started judo in Japan when she was seven. She became a top athlete in Japan at 14 years of age, since then she was ranked number 1 in the all Japan championships and was chosen as a member of Japanese judo national team.

She moved to Australia in 2004 where Kasumi continued competing in Australia and won the Australian Championships from 2005 to 2009. She has trained and competed with many Olympians from all over the world and enjoys sharing her elite judo experiences with her students.

Kasumi is also a qualified teacher in Australia, she completed her Bachelor of primary/ Early childhood education through University of Tasmania and has worked in Australian primary schools, kindergarten and child care centres for many years. She has warm and caring nature and always wanting to help students to improve their skills from basic to advanced levels.