| Aniseres baikalensis Humala, 2007 |
Honshu: Nagano (present study) |
| Aniseres subarcticus Humala, 2007 |
Hokkaido (Watanabe, 2019b) |
| Aperileptus albipalpus (Gravenhorst, 1829) |
Kunashiri Is. (Kasparyan et al., 2012); Hokkaido (present study) |
| Aperileptus obscurus Humala, 2007 |
Kunashiri Is. (Kasparyan et al., 2012) |
| Aperileptus vanus Förster, 1871 |
"Japan" (Dasch, 1992); Hokkaido; Honshu: Nagano, Yamanashi, Shizuoka; Yakushima Is. (present study) |
| Apoclima brevicauda sp. nov. |
Hokkaido (present study) |
| Apoclima longicauda sp. nov. |
Honshu: Aomori; Yakushima Is. (present study) |
| Catastenus femoralis Förster, 1871 |
"Japan" (Dasch, 1992) |
| Catastenus japonicus Watanabe, 2019 |
Hokkaido; Honshu: Yamanashi (Watanabe, 2019b) |
| Dialipsis dissimilis Dasch, 1992 |
"Japan" (Dasch, 1992); Kunashiri Is. (Kasparyan et al., 2012) |
| Entypoma ferale Rossem, 1988 |
Honshu: Nagano (Rossem, 1988) |
| Eusterinx (Divinatrix) inaequalis Rossem, 1981 |
"Japan" (Dasch, 1992) |
| Eusterinx (Divinatrix) kurilensis Humala, 2004 |
Kunashiri Is. (Kasparyan et al., 2012); Hokkaido; Honshu: Nagano (present study) |
| Eusterinx (Holomeristus) tenuicincta (Förster, 1871) |
"Japan" (Dasch, 1992); Kunashiri Is. (Kasparyan et al., 2012); Honshu: Nagano (Rossem, 1982); Hokkaido (present study) |
| Eusterinx (Ischyracis) bispinosa (Strobl, 1901) |
Kunashiri Is. (Kasparyan et al., 2012); Hokkaido (present study) |
| Gnathochorisis crassulus (Thomson, 1888) |
"Japan" (Dasch, 1992); Hokkaido; Honshu: Yamanashi, Nagano, Toyama, Tottori (Watanabe, 2020) |
| Gnathochorisis dentifer (Thomson, 1888) |
"Japan" (Dasch, 1992); Hokkaido; Honshu: Nagano (Watanabe, 2020) |
| Gnathochorisis flavipes Förster, 1871 |
Hokkaido; Honshu: Ibaraki, Niigata, Toyama; Kyushu: Kagoshima; Yakushima Is. (Watanabe, 2020) |
| Gnathochorisis fuscipes Humala & Lee, 2016 |
Honshu: Toyama (Watanabe, 2020) |
| Gnathochorisis koreensis Humala & Lee, 2016 |
Tsushima Is. (Watanabe, 2020) |
| Gnathochorisis nipponicus Watanabe, 2020 |
Honshu: Hyogo (Watanabe, 2020) |
| Helictes borealis (Holmgren, 1857) |
Kunashiri Is. (Kasparyan et al., 2012) |
| Helictes erythrostoma (Gmelin, 1790) |
Kunashiri Is. (Kasparyan et al., 2012) |
| Hemiphanes erratum Humala, 2007 |
Kunashiri Is. (Kasparyan et al., 2012); Hokkaido; Honshu: Tochigi, Yamanashi, Nagano, Fukui (present study) |
| Hemiphanes flavipes Förster, 1871 |
Kunashiri Is. (Kasparyan et al., 2012) |
| Hemiphanes gravator Förster, 1871 |
Hokkaido; Honshu: Tochigi, Kanagawa, Yamanashi, Toyama (present study) |
| Hemiphanes japonicum sp. nov. |
Hokkaido; Honshu: Gunma, Toyama (present study) |
| Megastylus (Dicolus) excubitor (Förster, 1871) |
Honshu: Yamagata, Yamanashim Nagano, Toyama; Yakushima Is. (present study) |
| Megastylus (Dicolus) impressor Schiødte, 1838 |
Hokkaiso; Honshu: Niigata, Tochigi, Kanagawa, Yamanashi, Shizuoka, Toyama, Ishikawa, Kyoto; Kyushu: Fukuoka (present study) |
| Megastylus (Dicolus) pectoralis (Förster, 1871) |
Hokkaido; Honshu: Yamagata, Fukushima, Niigata, Tochigi, Kanagawa, Shizuoka, Nagano, Toyama; Shikoku: Tokushima; Kyushu: Saga, Oita (present study) |
| Megastylus (Megastylus) cruentator Schiødte, 1838 |
Kunashiri Is. (Kasparyan et al., 2012); Hokkaido; Honshu: Niigata, Yamanashi, Nagano, Toyama (present study) |
| Megastylus (Megastylus) orbitator Schiødte, 1838 |
"Japan" (Dasch, 1992); Shikotan Is. (Kasparyan et al., 2012); Hokkaido; Honshu: Miyagi, Tochigi, Toyama, Ishikawa; Kyushu: Fukuoka (present study) |
| Megastylus (Megastylus) kuslitzkii Humala, 2007 |
Hokkaido (present study) |
| Neurateles asiaticus Watanabe, 2016 Orthocentrus brachycerus Humala & Lee, 2020 |
Honshu: Tochigi (Watanabe, 2016); Honshu: Shizuoka (present study) Hokkaido; Honshu: Iwate, Miyagi, Gunma, Ibaraki, Shizuoka; Kyushu: Oita; Okinawajima Is. (Watanabe et al., 2020) |
| Orthocentrus winnertzii Förster, 1869 |
Hokkaido (Humala et al., 2020) |
| Pantisarthrus lubricus (Förster, 1871) |
"Japan" (Dasch, 1992: as Pa. inaequalis); Hokkaido; Honshu: Aomori, Iwate (present study) |
| Plectiscidea (Fugatrix) communis (Förster, 1871) |
"Japan" (Dasch, 1992); Kunashiri Is. (Kasparyan et al., 2012); Hokkaido; Honshu: Nagano, Kanagawa, Gifu, Osaka; Kyushu: Fukuoka, Miyazaki (Watanabe, 2019a) |
| Plectiscidea (Plectiscidea) collaris (Gravenhorst, 1829) |
Kunashiri Is.; Shikotan Is. (Kasparyan et al., 2012) |
| Proclitus fulvicornis (Förster, 1871) |
"Japan" (Dasch, 1992) |
| Proclitus ganicus Sheng & Sun, 2013 |
Honshu: Kanagawa; Shikoku: Kagawa; Yakushima Is.; Yakushima Is.; Amamioshima Is.; Tokunoshima Is.; Okinawajima Is.; Ishigakijima Is.; Iriomotejima Is.; Yonagunijima Is. (present study) |
| Proclitus praetor (Haliday, 1838) |
Hokkaido; Honshu: Gunma, Nagano (present study) |
| Proclitus tuberculatus sp. nov. |
Honshu: Kanagawa, Aichi; Amamioshima Is.; Tokunoshima Is.; Okinawajima Is.; Iriomotejima Is. (present study) |
| Stenomacrus dendrolimi (Matsumura, 1926) |
Etorofu Is. (Kasparyan et al., 2012) |
| Symplecis bicingulata (Gravenhorst, 1829) |
"Japan" (Dasch, 1992); Kunashiri Is. (Kasparyan et al., 2012); Hokkaido; Honshu: Aomori, Iwate, Miyagi, Gunma, Hyogo; Shikoku: Tokushima; Kyushu: Oita (Watanabe et al., 2020) |
| Terminator notabilis Humala, 2007 |
Hokkaido (Watanabe, 2018) |