The earthworm was investigated for knowing about that he inhabits in grassland, orchard field, organic farming land, greenhouse land, and ordinary farming land according to use of upland. The earthworm lives all in grassland and orchard field where was investigated, in 6 among 8 sites of organic farming land, in 5 among 12 sites of greenhouse land, in 5 among 25 sites of ordinary farming land. The earthworms that were shown are the Lumbricidae and the Megascolecidae. The number of the earthworm was 14 in orchard field, 12 in grassland, 10 in organic farming land, 7 in greenhouse land and 3 in ordinary farming land. The weight of the earthworms was declined in order of 12.3 g in orchard field, 11.6 g in organic farming land, 10.6 g in grassland, 4.2 g in greenhouse land and 2.9 g/0.25 m$^2$in ordinary farming land. If the water content of soil is not below 5% or over 35%, earthworm was no problem to live in. It was examined that the earthworm could live if pH values was not just strong acid or alkal. And if the organic matter is below 1%, the earthworm do not live but move another place.