How old was Kōji Mitsui in Botchan?

Kôji NanbaraKôji Nanbara was 31 in Botchan as 'Botchan'.

Birthday: Tue, Jun 07 1927 –
Thu, Dec 20 2001

Junzaburō BanJunzaburō Ban was 50 in Botchan as 'Principal Tanuki'.

Birthday: Fri, Jan 10 1908 –
Mon, Oct 26 1981

Yūnosuke ItōYūnosuke Itō was 38 in Botchan as 'Yamaarashi'.

Birthday: Sun, Aug 03 1919 –
Tue, Mar 11 1980

Ineko ArimaIneko Arima was 26 in Botchan as 'Madonna'.

Birthday: Sun, Apr 03 1932

Kōji MitsuiKōji Mitsui was 48 in Botchan as 'Nodaiko'.

Birthday: Sun, Mar 06 1910 –
Fri, Jul 20 1979

Tony TaniTony Tani was 40 in Botchan as 'Akashatsu'.

Birthday: Sun, Oct 14 1917 –
Thu, Jul 16 1987

Kokinji KatsuraKokinji Katsura was 31 in Botchan as 'Ikagin'.

Birthday: Wed, Oct 06 1926 –
Mon, Nov 03 2014

Akira ŌizumiAkira Ōizumi was 33 in Botchan as 'Uranari'.

Birthday: Sun, Jan 11 1925 –
Thu, Apr 23 1998

Bokuzen HidariBokuzen Hidari was 64 in Botchan as 'Janitor'.

Birthday: Tue, Feb 20 1894 –
Wed, May 26 1971

Chieko SekiChieko Seki was 28 in Botchan as 'Geisha Tsubame'.

Birthday: Sat, Feb 08 1930

Yuriko HanabusaYuriko Hanabusa was 58 in Botchan as 'Kiyo'.

Birthday: Wed, Mar 07 1900 –
Sat, Feb 07 1970

Yoshiaki BanshōYoshiaki Banshō was 36 in Botchan as 'Director'

Birthday: Sat, May 13 1922 –
Sun, Apr 12 1992

Toshio UbukataToshio Ubukata was >> in Botchan as 'Director of Photography'

Birthday: Unknown Birthday

Keiichi TanakaKeiichi Tanaka was >> in Botchan as 'Screenplay'

Birthday: Unknown Birthday

Toshio ShiinaToshio Shiina was >> in Botchan as 'Screenplay'

Birthday: Unknown Birthday

Takeshi SasakiTakeshi Sasaki was >> in Botchan as 'Executive Producer'

Birthday: Unknown Birthday

Natsume SōsekiNatsume Sōseki would have been no older than 49 in Botchan as 'Novel'

Birthday: Sat, Feb 09 1867 –
Sat, Dec 09 1916