 In 2006, Kutsuna won the Judge's Prize at the 2006 All-Japan National Young Beauty Contest.In 2009, she had her first major starring role.She played the part of Tsugumi Nitobe in "7 Mannin Tantei Nitobe (70 000 People Detective Nitobe)", an ordinary college student who has 70,000 friends on the Internet and solves difficult cases by using their brains.