[6] Yoshimatsu started the "STALKER-ZERO" campaign to introduce strict new laws to protect victims of stalking and intimidation in Japan, after becoming the first [citation needed] high-profile woman to go public with her personal experience in an international press conference.

She was a featured presenter at Ted Talks where she advocated for stronger laws to protect women in Japan.

[7] Ikumi started the Global Student Diplomacy Network in 2015 to connect elementary and middle school classrooms from various countries with each other by Skype for cultural exchange.

Ikumi is both an actress and stunt double for Tao Okamoto in three episodes of the HBO series Westworld.

[10] Ikumi has been cast to star in, and is currently filming the 10 episode of, international action thriller series, LightStinger.