After World War II, racial prejudice against Asian Americans, especially those of Japanese ancestry, was high along the West Coast of the United States.

[1] While a high school student, Margaret Ohara received a Panhellenic Scholarship to attend the University of California, Los Angeles (UCLA).

[1] However, when the UCLA Panhellenic panel discovered the freshmen student Ohara was Japanese-American, they "regretted that the woman they chose could not be invited to join any of the Greek society.

[2] The women were assisted by Mrs. Rex P. Enoch who had formed the UCLA chapter of Alpha Delta Pi and had previously visited Japan.

[3] Its founders were Kyoko Fukimoto, Arleen Kondo, Janice Mirikitani, Margaret Ohara, Jane Osuga, Joan Ota, Ellen Shiayama, Misako Tomita, and Kathryn Yakura.

The sorority's main philanthropy is breast cancer awareness, raising funds by participating in the Revlon Run Walk and by holding Battle, an annual campus dance competition.