She has been practicing the art of Ikebana for over 35 years. In 1980, she began studying Sogetsu school Ikebana under Shunyo Okinaka. Takeichi received the first-degree grandmaster qualification for teaching Sogetsu style in 1989 and began teaching in Santa Ana, Irvine, Torrance and Los Angeles. She holds the highest rank of "Riji” of Teachers Association at Headquarter in 2007.