Kagamine Rin (and Len)

Kagamine Rin and Len are virtual singers created using Vocaloid technology, a software that synthesizes singing voices from voice samples. They are characters developed by Crypton Future Media and are often portrayed as twin siblings with complementary personalities. Their voices are used in music production across various genres, allowing artists to compose and produce songs without live performers. Rin and Len have distinct voice banks, enabling expressive singing and versatility. They are popular in Japanese pop culture and serve as fictional personas that bridge technology and creativity in digital music.