Haruo Shintaku completed his Medicine, in 1982. He worked for Osaka City University Hospital from 1982-1985. From 1985-1986, he went abroad to Switzerland and worked for Zurich University as a research fellow. Since 1988, he became the assistant of department of pediatrics, Osaka City University and became the assistant professor in 1994, the associated professor in 1999, the chief professor in 2010 of department of pediatrics, Osaka City University graduate school of medicine. From 2018, he became the program-specific professor, donated course Disability medicine and regenerative medicine in Osaka City University Graduate School of Medicine.