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OSensei

OSensei is the honorific title most commonly used to refer to Morihei Ueshiba, the founder of the Japanese martial art Aikido. The term combines "O," an honorific prefix, with "Sensei," meaning teacher, signaling reverence for Ueshiba as a great teacher.

Born Morihei Ueshiba (1868–1969) in Tanabe, Wakayama, Japan, he trained in various martial arts and studied Daito-ryu

In the 1930s and beyond, Ueshiba established training halls in Tokyo and guided the development of his

Legacy: OSensei’s legacy is the global spread of Aikido, its emphasis on blending with an opponent, and

Aiki-jujutsu
with
Takeda
Sokaku.
Through
years
of
spiritual
and
martial
development,
he
synthesized
these
experiences
into
Aikido,
a
modern
Japanese
martial
art
emphasizing
harmony,
subtle
movement,
and
the
use
of
an
attacker’s
energy
(ki)
to
resolve
conflict.
art,
eventually
leading
to
the
creation
of
the
organizational
structure
that
would
become
the
Aikikai
Foundation.
After
his
death
in
1969,
his
students
popularized
Aikido
worldwide.
OSensei
is
revered
among
Aikido
practitioners
as
the
master
teacher
who
conceived
the
art
and
its
philosophy
of
peaceful,
life-preserving
self‑defense,
rather
than
domination.
its
spiritual
focus
on
aiki
no
michi,
the
path
of
harmony.
In
dojo
settings,
he
is
commemorated
in
photographs,
demonstrations,
and
literature;
the
title
remains
a
mark
of
respect
for
his
role
as
founder
and
primary
mentor
of
Aikido.