Ann Kumar agrees with Hoogervorst, and identifies Wakwak as Indonesia, and argued the possibility of ancient Indonesian attack on Africa's east coast.
The reason of the attack is because that place had goods suitable for their country and for China, such as ivory, tortoise shells, panther skins, and ambergris, and also because they wanted slaves from the Bantu peoples (called Zeng or Zenj by Arabs, Jenggi by Javanese).
If the story told by these people be true in speaking of a voyage of a year's duration, this proves," says the writer, "that Ibn Lakis is right when he maintains that the Wakwak Islands are situated opposite to China."
— Buzurg Ibn Shahriyar of Ramhormuz, Ajaib al-Hind[16]: 307–308 The writer says that the inhabitants of Waqwaq are numerous in number, with some of them resemble the Turks in appearance.
Female figures grow from the tree as if they mature like fruit until they are ripened and they drop to the ground emitting a cry that sounds like 'Waq Waq!
[6] The Tongdian, an 8th century Chinese encyclopedia by Du Huan, mentions an Arab account of a tree growing little children.