Note:
(a) Sasakawa Peace Foundation www.spf.org/e/
(established 1986; Endowment ¥50,805,059,000)
is based in The Nippon Foundation Building, at Tokyo, whereas Sasakawa Peace Foundation USA www.spfusa.org
is based in Washington DC.
(b) Sasakawa Peace Foundation IS Nippon Foundation. See
About Us: Sasakawa Peace Foundation. Nippon Foundation 日本日本, undated www.nippon-foundation.or.jp/en/about/partners/affiliated_15.html
(c) Roichi Sasakawa 笹川 良一
en.wikipedia.org/wiki/Ryoichi_Sasakawa
(1899-1995; imprisoned as a Class A war criminal after World War II but later released without a trial; founder of the Nippon Foundation)