How old was Yukihiko Sugi in 高校四年?

Shinsuke MakiShinsuke Maki was >> in 高校四年

Birthday: Unknown Birthday

Kyōji AoyamaKyōji Aoyama was 20 in 高校四年

Birthday: Tue, Jul 20 1937 –
Fri, Feb 08 2019

Akira KobayashiAkira Kobayashi was 18 in 高校四年

Birthday: Thu, Nov 03 1938

Shosei MutoShosei Muto was 21 in 高校四年

Birthday: Sun, Oct 20 1935 –
Sun, Nov 05 1995

Yukihiko SugiYukihiko Sugi was 25 in 高校四年

Birthday: Sun, Jun 12 1932 –
Wed, Aug 12 1998

Sanae NakaharaSanae Nakahara was 22 in 高校四年

Birthday: Wed, Jul 31 1935 –
Tue, May 15 2012

Kenjirō MorinagaKenjirō Morinaga was 48 in 高校四年 as 'Director'

Birthday: Mon, Aug 23 1909 –
Fri, Feb 11 1994

Kōhan KawauchiKōhan Kawauchi was 37 in 高校四年 as 'Screenplay'

Birthday: Thu, Feb 26 1920 –
Sun, Apr 06 2008