Just putting this out there: she's the exact same height and weight as Hatsune Miku.
First:Aizawa HikaruThe Birth of Hikaru!Blood Type : Type-B
Birthday : September the 27th
Horoscope : Libra
Height : 158 cm*
Weight : 42 kg**
Hobbies : Singing, Dancing, Listening to music
Birth Order: Fourth Daughter
Likes to eat sweets, roast meat, nian gao and red bean soup.
Hates spicy foods and natto.For those who prefer using the Imperial system: *About 5 feet and 2 inches. **About 93 pounds.