Kazuko Yoshiyuki is, by now, a veteran Japanese actress with a career measured in decades rather than seasons. The start came early, at 20. Casting directors have gone to her for drama more than for anything else. Measured end to end, the working life on screen runs about 71 years. For much of the audience, Kazuko Yoshiyuki is Toki from 'Ponyo', whatever else the credits say. 'When Marnie Was There' counts among the more visible credits.