Otomachi Una is an upcoming Japanese VOCALOID to be developed by Internet Co., Ltd. in collaboration with MTK. She will be released in July 2016 for the VOCALOID4 engine. She is voiced by the Japanese voice actress, Aimi Tanaka. Her voicebanks names of “Sugar” and “Spicy”, as well as her age of 11, are a reference to the old nursery rhyme What Are Little Boys Made Of?. In the rhyme, little girls are said to be made of 3 things, 2 of which are “Sugar” and “Spice”. Also in Japanese cooking, Sugar and spices are often used in eel dishes.