Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  N'afọ 1985, a họpụtara Mukai dịka otu n'ime mmadụ atọ ndị Japan na-achọ ịghọ Ọkachamara Ọkachamara maka ule nhazi ihe mbụ (Spacelab-J) nke gbara ụgbọ elu STS-47. Ọ rụkwara ọrụ dị ka onye ọkachamara na-akwado ibu arọ maka Neurolab (STS-90) ozi. Mukai ejirila ihe karịrị awa 566 nọrọ n'ime mbara igwe. Ọ gbara ụgbọelu STS-65 na 1994 na STS-95 na 1998. Ọ bụ nwanyị Japan mbụ gbapụrụ na mbara igwe, na nwa amaala Japan mbụ gbapụrụ ugboro abụọ. Dịka onye na-ahụ maka mbara igwe NASDA, ọ bụ onye ọkà mmụta sayensị na-eleta na Ngalaba nke Cardiovascular Physiology, Space Biomedical Research Institute, NASA Johnson Space Center, site na 1987 ruo 1988. Mukai bụ onye nkuzi nyocha nke Ngalaba ịwa ahụ, Baylor College of Medicine, Houston, Texas, kemgbe 1992. Site na 1992 ruo 1998 ọ bụ onye prọfesọ na-eleta ngalaba nke ịwa ahụ, Mahadum Keio School of Medicine, Tokyo, na 1999 a kwalitere ya ịbụ prọfesọ na-eleta mahadum ahụ.Na Ọktọba 1, 2003, NASDA jikọtara ya na ISAS (Institute of Space and Astronautical Science) na NAL (National Aerospace Laboratory of Japan) wee kpọọ aha Japan Aerospace Exploration Agency (JAXA).  Ajụjụ: Kedụ mba Mukai si?
Asụsụ Japanese