The birth of Sei Hirai

Sei Hirai was born on January 9, 1929 in Los Angeles County, California.

Her father's last name is Hirai, and her mother's maiden name is Yukawa. If Sei is still alive, she's now ninety-six years old.

Her potential siblings include Naga (born 1932), Tomomi (born 1927), Toyo (born 1934) and Yoshimor (born 1924).