Historical and Geographical Dictionary of Japan by E. Papinot; Nihongi. Chronicles of Japan from the Earliest Times to A.D. 697 by W. G. Aston; Japanese Homes and their Surroundings by Edward S. MorseMichael Cooper
MN 27:3 (1972) pp. 356–57
MN 27:3 (1972) pp. 356–57