Koharu Yamasaki. Koharu Yamasaki was 29 in Groper Train: Groping the Secret Core as 'Nana'.
Yumika Hayashi. Yumika Hayashi would have been no older than 35 in Groper Train: Groping the Secret Core as 'Hanae'.Ayami Shinozuka. Ayami Shinozuka was >> in Groper Train: Groping the Secret Core as 'Ai, Shimura's AV actress'.Jōmonjin. Jōmonjin was >> in Groper Train: Groping the Secret Core as 'Shimura'.Naoki Kojima. Naoki Kojima was 48 in Groper Train: Groping the Secret Core as 'Gen-san'.Hajime Ota. Hajime Ota was >> in Groper Train: Groping the Secret Core as 'Groper'.
Tarō Araki. Tarō Araki was 44 in Groper Train: Groping the Secret Core as 'Shinji'.Tarō Araki. Tarō Araki was 44 in Groper Train: Groping the Secret Core as 'Director'Issaku Maei. Issaku Maei was >> in Groper Train: Groping the Secret Core as 'Director of Photography, Gaffer'Jun Shimogaki. Jun Shimogaki was >> in Groper Train: Groping the Secret Core as 'Assistant Director'Tadashi Naitô. Tadashi Naitô was 53 in Groper Train: Groping the Secret Core as 'Screenplay'Tetsuya Kobayashi. Tetsuya Kobayashi was >> in Groper Train: Groping the Secret Core as 'Producer'Shōji Sakai. Shōji Sakai was 55 in Groper Train: Groping the Secret Core as 'Editor'
Moe Sakura. Moe Sakura was 31 in Groper Train: Groping the Secret Core as 'Thanks'