Geological Survey of Hokkaido, 'Ground-Subsidence Observations', 203 pp., 1976.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations', 117 pp., 1978.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations III', 111 pp., 1980.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations IV', 70 pp., 1981.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations V', 53 pp., 1982.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations VI', 55 pp., 1983.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations VII', 77 pp., 1985.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations VIII', 49 pp., 1986.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations IX', 49 pp., 1987.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations X', 51 pp., 1988.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations XI', 53 pp., 1989.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations XII', 49 pp., 1990.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations XIII', 77 pp., 1992.
Geological Survey of Hokkaido, 'Ground-Subsidence Observations XIV', 65 pp., 1993.