Katsuyuki Kondō on:
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is a Japanese
is a Japanese martial artist
Martial arts are codified systems and traditions of combat practiced for a number of reasons such as self-defence; military and law enforcement applications; competition; physical, mental, and spiritual development; entertainment; and the pres ...
. He received Daitō-ryū Aiki-jūjutsu
, originally called , is a Japanese martial art that first became widely known in the early 20th century under the headmastership of Takeda Sōkaku. Takeda had extensive training in several martial arts (including Kashima Shinden Jikishinkage-ry ...
Kyōju Dairi from Tokimune Takeda
is a Japanese name, Japanese family name.1990 Census Name Files