How old was Kōichi Katsuragi in Suronin Chuya?

Denjirō ŌkōchiDenjirō Ōkōchi was 32 in Suronin Chuya

Birthday: Sat, Feb 05 1898 –
Thu, Jul 19 1962

Kōichi KatsuragiKōichi Katsuragi was 40 in Suronin Chuya

Birthday: Wed, Mar 12 1890 –
Sun, Sep 06 1964

Ryūzaburō MitsuokaRyūzaburō Mitsuoka was 29 in Suronin Chuya

Birthday: Fri, Mar 15 1901 –
Fri, Aug 04 1961

Yuzuru KumeYuzuru Kume was 30 in Suronin Chuya

Birthday: Wed, Nov 29 1899 –
Mon, Jan 01 1945

Naoe FushimiNaoe Fushimi was 21 in Suronin Chuya

Birthday: Tue, Nov 10 1908 –
Sun, May 16 1982

Isuzu YamadaIsuzu Yamada was 13 in Suronin Chuya

Birthday: Mon, Feb 05 1917 –
Mon, Jul 09 2012

Shunzaburo IbaShunzaburo Iba was >> in Suronin Chuya

Birthday: Unknown Birthday

Mitsugu TerashimaMitsugu Terashima was 26 in Suronin Chuya

Birthday: Mon, May 30 1904 –
Tue, May 25 1965

Kajō OnoeKajō Onoe was 31 in Suronin Chuya

Birthday: Wed, Aug 31 1898 –
Sun, Mar 02 1969

Minoru TakaseMinoru Takase was 32 in Suronin Chuya

Birthday: Mon, Dec 13 1897 –
Wed, Nov 19 1947

Daisuke ItōDaisuke Itō was 31 in Suronin Chuya as 'Director'

Birthday: Thu, Oct 13 1898 –
Sun, Jul 19 1981