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 "The singing voice is the vitality of peace" () using mixed script of both Kanji and Hiragana for the word "Utagoe", precisely such as: 歌こえ [sic]. In accordance with the slogan "Let's sing for the struggle of the working class" (), activists of the movement have composed many songs to encourage workers protest against illegal discrimination of their employers. In the 1960s, instruction of militants of the movement and continued improvement of their ideological, political and artistic quality were considered important means of cultural policy by the Japanese Communist Party (). Nowadays (2016), the only group that is active and