Voice type in baroque operas. Except for a few very rare voices (such as the American male soprano Michael Maniaci or singers with a disorder such as Kallmann syndrome), singers called countertenors generally sing in the falsetto register, sometimes using their modal voice for the lowest notes. Historically, there is much evidence that the countertenor, in England at least, also designated a very high tenor voice, the equivalent of the French "haute-contre". Until about 1830, all male voices used some falsetto-type voice production in their upper range. Countertenor voices span a broad range, covering E3 to E5. Countertenor subtypes: Countertenors are often
The Singing Voice of Japan choir organ "Utagoe" (June 1949) in these terms: However, even after the first issue of the choir organ, the script for the Japanese word "Utagoe" in Kanji (歌声) and one mixed with Hiragana (歌ごえ) were sometimes used by authors of books or periodicals concerning The Singing Voice of Japan, while an exclusive formalization of Hiragana script (うたごえ) has never been imposed by any official organization of the movement. A very remarkable example of the graphical oscillation would be the autograph of Akiko Seki dedicated to the national Festival of December 1962, in which she wrote one of the movement slogans