How old was Kimiko Tachibana in Otôsan no uta dokei?

Reizaburo YamamotoReizaburo Yamamoto was 34 in Otôsan no uta dokei

Birthday: Mon, Sep 15 1902 –
Fri, Sep 11 1964

Reiko HoshiReiko Hoshi was 22 in Otôsan no uta dokei

Birthday: Sat, Jan 02 1915 –
Fri, Oct 24 2003

Kimiko TachibanaKimiko Tachibana was 15 in Otôsan no uta dokei

Birthday: Mon, Oct 10 1921

Ichirō IzawaIchirō Izawa was 25 in Otôsan no uta dokei

Birthday: Thu, Feb 22 1912 –
Sun, May 14 1995

Hikaru HoshiHikaru Hoshi was 29 in Otôsan no uta dokei

Birthday: Sat, Oct 26 1907

Ren YoshimuraRen Yoshimura was 34 in Otôsan no uta dokei as 'Director'

Birthday: Wed, Jan 28 1903 –
Thu, Jan 21 1988

Noriko SuzukiNoriko Suzuki was >> in Otôsan no uta dokei as 'Screenplay'

Birthday: Unknown Birthday