Ms. Iwasawa is the founder of Chigasaki Our Kids Club, a bilingual educational club. She has held numerous positions, including assistant teacher in international schools, educational planning coordinator on the Chigasaki School Board, and consultant for teaching strategies in foreign languages for Fujisawa School Board.

She established Shonan International School in 1996, where she conducted workshops on international principles in early childhood education, created and conducted educational professional development workshops, and developed and conducted positive parenting workshops. In 2010, she supported the establishment of ABS AlC Bilingual School and became a business consultant for companies through the philosophy of "GO GLOBAL." In 2011, she published a book in Japanese targeted at new parents, offering effective strategies on raising infants.