However, numbers such as 'Chidori no Kyoku' (A Song for Plover)' and 'Aki no Kyoku (Autumn Fantasy) are sohonkyoku ('Chidori no Kyoku' is also a kokyuhonkyoku (a number originally created for kokyu)) from the latter half of the Edo period.
「千鳥の曲」、「秋の曲」などは江戸後期の箏本曲（「千鳥の曲」は胡弓本曲でもある）である。