Tsukuba ne no 15
yokeku wo mireba
nagaki ke ni
omohi tsumi-koshi
ukeku ha yaminu.
7 wobana is Miscanthus sinensis.
8 ta-wi = ta-winaka or inaka.
9 Either karigane or kari-ga-ne, a sort of quibble.
17 nagaki kihe.
18 koshi, a past of kuru, here auxiliary, read with ukeku. omohi-tsumi, piled up thoughts (i.e. sorrows of travel).