The species of Torymus Dalman (Hymenoptera: Torymidae) from Japan are revised, of which the following 14 species are newly described: Torymus achyranthii n. sp., T. aciculatus n. sp., T. acutissimus n. sp., T. angustitemple n. sp., T. brevicaudatus n. sp., T. hirtipennis n. sp., T. macrops n. sp., T. matsunagae n. sp., T. minamii n. sp., T. quernus n. sp., T. rugosus n. sp., T. sasae n. sp., T. sawadai n. sp., and T. wanggyui n. sp. In addition, T. cerri (Mayr), T. fuscicornis (Walker), T. nitidulus (Walker), and T. rosariae Graham and Gijswijt are newly recorded from Japan. A key to species of the Japanese Torymus based on female characteristics is provided.
Keywords: Hymenoptera, key, new species, taxonomy, Chalcidoidea.