Also, according to Wikipedia Michio Hikitsuchi - Wikipedia
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Aged nine, Hikitsuchi he began kendo, and then later kenjutsu, jujutsu, bojutsu and karate.[1] Hikitsuchi trained extensively in Jūkendō(bayonet) as a young man, and was skilled in both iaido and kendo.
When he was 14, he met Morihei...
Saito Sensei lived with Osensei, was given his dojo and was asked to be the protector of the aiki shrine. How can you say he was not emotionally close to Osensei?