Do you need to study in Japan to recognize that courage, fortitude, honor ETC can excist in all persons and cultures.
Aikido is about obtaining fundermental spiritual advancement and knowledge of the Universe as well as being martial training.
This is the Glory of O'Sensei's Art,
understanding Aikido is to understand the universe though the knowledge of the God's.
O'Sensei was not the only receiptent of the God's hard won knowledge, but was changed by what he was doing, and knew from where the true source for enlightment of the world comes & promoted Aikido that we all have the chance to find our way spiritually.
Where else can you come into contact with the source today?