I roto i te 1985, i whiriwhiria Mukai rite tetahi o toru kaitono Hapanihi Payload Specialist mō te Tuatahi Material Processing Test (Spacelab-J) i rere i runga i STS-47. mahi ano ia rite te kaitautoko pai-ake tohunga mō te Neurolab (STS-90) misioni. kua Mukai kua takiuru neke atu i te 566 haora i roto i te wāhi. rere ia i runga i STS-65 i roto i 1994 me STS-95 i roto i 1998. Ko ia te wahine Hapanihi tuatahi ki te rere i roto i te wāhi, me te tangata whenua Hapanihi tuatahi ki te rere rua. rite te astronaut NASDA, ko ia he kairangahau manuhiri i te wehenga o Cardiovascular Physiology, Space Biomedical Research Institute, NASA Johnson Space Center, i 1987 ki 1988. kua noho Mukai he Kaiwhakaako Rangahau o te Tari o Surgery, Bay College of Medicine, Houston, mai i Oketopa 1992.
Ko te reo Japanese