Template:Nekomura Iroha V2 voicebank

Iroha is an improvement over past Ah-Software Vocaloid and has a deep, strong and powerful voice. Iroha's voice provider is a professional singer, and thus she is intended to have singing prowess. She is capable of singing fast-paced songs and has clear, strong consonants and good, smooth Japanese pronunciations. With a wide-ranged voice, she can sing in both a high and low tone and has the ability to sing in falsetto. Some users say editing her parameters and waveforms is much easier than with previous vocaloids and she has much less glitches and issues with her vocals then many past Vocaloids. She has the second lowest optimum vocal range achievable by a female Vocaloid in the Vocaloid 2 range, reaching as low as #E2, the lowest being Lily at #D2. She also has one of the largest optimum vocal ranges of the Vocaloid 2 era Vocaloids.

Iroha is very bold sounding and lacks the ability to easily do soft or gentle vocals.