Officially none of Crypton's vocaloids are related. So Hatsune Miku does not have a sister. However, fans like to make Meiko, Kagamine Rin, and Megurine Luka her "sisters".
Officially they are not related. Unofficially however, fans like to make Miku the little sister of Kaito.
Hatsune Miku was first released on August 31, 2007.
By that you mean...?
Hatsune Miku is a representation of Yamaha's Vocaloid computer program.
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Miku Hatsune is a vocal package for the software VOCALOID. All Miku Hatsune can really do is sing.
There is no Hatsune Miku Append Figurine, but there is a normal Hatsune Miku Figurine. You can buy them on eBay, or Entertainment Earth. But be careful, there are many fakes- so I reccommend Entertainment Earth most. Amazon is reliable also.
No it is not a book.
No, she is not. SeeU is not capable of deleting anything because she is a fictional character just like Hatsune Miku.
It's called Hatsune Mix
Hatsune Miku ain't a fandom, it's the name of a synthesizing program which is a Vocaloid which is a program which simulates a human voice.
Vocaloid is a program used to simulate a human voice for use in songs. Hatsune Miku is a popular Japanese Vocaloid.
‎Hatsune Miku
They are also characters in a Manga called Hatsune Mix, a manga by KEI, the artist who drew the design for Miku Hatsune.
On wikipedia,just enter the name and then scroll down to the link "Hatsune miku Discography" and click it
Saki Fujita.