How to Obtain a True Singing Voice, from Los Angeles Kenji Ono This manual presents authentic vocal techniques learned by Mr. Kenji Ono, who, after experiencing various vocal training methods, traveled to America and studied under the renowned Los Angeles vocal coach, KEVYN LETTAU. This text aims to help each individual acquire a true singing voice, providing techniques tailored to their unique voice and enabling them to develop a voice that can be appreciated from various perspectives. While there are some scuffs, wrinkles, and a few-centimeter fold on the back cover from use, the contents are in a condition suitable for reading.