Sayaka has attended a number of conferences and workshops, including Vital Voices of Asia: Women's Leadership and Training Summit and the Second World Congress against Commercial Sexual Exploitation of Children. She is also a member of the Global Shapers Community of the World Economic Forum. She has conducted more than 500 seminars throughout Japan to increase support and raise funds, and has documented her field experiences in a book, Meeting Numerous Obstacles: A 19-year-old addresses eradication of child trafficking, published by the PHP Institute.
Sayaka recognitions and awards include the 2008-2009 Making a Difference for Women Award from the Soroptimist Japan Foundation, the 2011 Japan Foundation Prize for Global Citizenship, and the 2012 Women’s Entrepreneur Award from the Japan Chamber of Commerce and Industry Aid Association.