noun
Statute of the International Atomic Energy Agency
Formal organization name; refers specifically to the founding treaty of the IAEA.
日本は1957年に原子力機関憲章を受諾した。
Japan accepted the Statute of the International Atomic Energy Agency in 1957.
Compound of 原子力 (atomic energy), 機関 (agency), and 憲章 (charter/statute), directly corresponding to the English name.