Srinagarindra general public, the foundation offers artificial limbs to the needy. In 1964, at the age of 64, she hiked to the top of Doi Inthanon, Thailand's highest peak, in Chiang Mai Province. She had been used to taking walks from Bhubing Palace, accompanied by border control police and two physicians. Soon she felt that she had covered all she could within the immediate vicinity, and yearned to conquer Doi Inthanon, which was visible from the palace windows. In those days there was no access road to the top, so the princess mother spent two nights camping out during her hike,
Misaki Doi loser berth in the main tournament. Doi was defeated by her first-round opponent Arantxa Rus of the Netherlands. After failing to qualify for the main draws of the US Open and Toray Pan Pacific Open, Doi found success at the HP Open, where she defeated Chanelle Scheepers of South Africa 2–6, 6–1, 6–3 to reach her first-ever tour semifinal. 2013 marked the first year in which Doi qualified for all four Grand Slam tournaments. In the 2013 Australian Open, Doi punched her second-round ticket with a 6–3, 6–4 victory over Croatian Petra Martić before losing 6–0, 6–0 to Maria Sharapova.