[6][7] During the last days of the wars of unification, he was sent along with Keaweopu and Isaac Davis to Kauaʻi where they successfully convinced King Kaumualiʻi to surrender control of the island in 1819.

Alapaʻimaloiki was the half-brother of royal twins Kamanawa and Kameʻeiamoku, and full-blooded brother of Keʻeaumoku Pāpaʻiahiahi, the three trusted advisors of Kamehameha I who helped him united the Hawaiian islands.

During her youth, she, along with other attendants of the princess, the chiefesses Jane Lahilahi, Laura Kōnia, Ulumāheihei, Polupolu, and Kapoli, were punished by Queen Kaʻahumanu for breaking Christian laws and corrupting the young King Kamehameha III, who had ascended the throne after his brother's untimely death in London.

During this time, it was said that Alapaʻi became a mistress of Kamehameha III along with her husband's' sister Jane Lahilahi while Keoni Ana had an affair with the king's wife Queen Kalama.

An anonymous journalist of the Boston Atlas in a letter to editor wrote about the first official opening of the Hawaiian legislature in Honolulu in 1845: ... the effect of the whole was made the more pleasing by the rich and tasteful attire of some 50 to 100 ladies present.

[21]Alapaʻi died suddenly on August 2, 1849 of apoplexy just before the invasion of Honolulu by French naval captain Louis Tromelin.

[24] A painting of her hangs next to the baby grand piano in the parlor at Hānaiakamalama, the residence that her husband lived in after her death, which later became the summer palace of their niece Queen Emma, the wife of Kamehameha IV.