心不全: heart failure

to enter the hospital, to be hospitalized

hospitalisation

heart failure

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

勃起不全: erectile dysfunction

単身赴任: a job transfer that takes an employee away from their family for an extended period of time

単身赴任: move away from one's family for work