Other version of super popular song Souzou Forest by Jin (Shizen no Teki-P), which reached 2 million copies sold in 2013. To commemorate IA's first live concert in North America, they were releasing the full version of IA's latest music video. On July 4, 2015, IA's first live concert in North America for Anime Expo 2015 was held. IA ROCKS: Language: Japanese, Voice Gender: Female IA: Language: Japanese, Voice Gender: Female This Voice Bank is perfect for heavier songs. By blending some vocal impurities, such as a strong attack on consonants and breath noises, with certain adjustments, we achieved the right balance between clarity and power. The append Voice Bank IA ROCKS enables more powerful singing expressions preserving IA's clarity. The voice flows naturally and can be easily adjusted, earning popularity with VOCALOID beginners. VOCALOID™3 Library IA, characterized by its clear singing voice known as the crystal voice, has a wide range of recommended tones and tempos, allowing for a variety of vocal approaches from ballads and pop to dance music and rock.