However, although the piece takes the form of a haru no monogurui (spring craze piece), it depicts the grief of a mother who has her only child, Umewakamaru, kidnapped by a human traficker and travels from Kyoto to Sumida-gara River in Musashi Province, only to discover the death of her beloved son.
ところがこの曲は春の物狂いの形をとりながら、一粒種である梅若丸を人買いにさらわれ、京都から武蔵国の隅田川まで流浪し、愛児の死を知った母親の悲嘆を描く。