Mitsubishi bank owned Sakura (Konishiroku) and also the Mitsubishi plant and therefore the Hachioji plant of Konishiroku Kabushiki Kaisha and the Mitsubishi photographic paper plant were closely allied and in close communication. This is directly from Wakabayashi Yasuo Hakase San, Fukushacho of R&D at Konica. Wakarimashita?
Confirmed by Ueda Hirozo Hakase San, Fukushacho of Fuj during lunch and a tour at Kodak Parki.
All personal communications!
Sayonara, to mato ato de.