Assertion: flute's octave | /r/HasProperty | dai-kan 大甲
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text: The shakuhachi has a range of two full octaves (the lower is called otsu 乙/呂, the upper, kan 甲) and a partial third octave (dai-kan 大甲) though experienced players can produce notes up to E7 (2637.02 Hz) on a 1.8 shakuhachi.