136.04723, 35.67167: 10 Treatments

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Oxydromus bunbuku   sp. nov.  Hiro, Uchida, omi, Lopéz, Eduardo & Sato, Masanori, 2019, New Hesionidae (Annelida) from Japan: Unavailable Names Introduced by Uchida (2004) Revisited, with Reestablishment of their Availability, Species Diversity 24, pp. 69-95 : 73-77 73-77
Howaia mogera     Ballarin, Francesco & Eguchi, Katsuyuki, 2023, Integrative taxonomic revision of the genera Nesticella and Howaia in Japan with the description of five new species (Araneae, Nesticidae, Nesticellini), ZooKeys 1174, pp. 219-272 : 219 219
Cybaeus koikei   sp. nov.  Sugawara, Yusuke, Ihara, Yoh & Nakano, Takafumi, 2021, A new species of Cybaeus L. Koch, 1868 (Araneae, Cybaeidae) with simple genitalia from central Japan is the sister species of C. melanoparvus Kobayashi, 2006 with elongated genitalia, Zoosystematics and Evolution 97 (1), pp. 223-233 : 223 223
Psammodiscus calceatus   sp. nov.  Watanabe, Tsuyoshi, Nagumo, Tamotsu, Sun, Zhongmin, Hasegawa, Kazukiyo, Miyagawa, Tomofumi, Kumada, Misato & Tanaka, Jiro, 2013, Morphology and taxonomy of Psammodiscus Round & Mann (Bacillariophyceae: Rhaphoneidales) with a description of the new species Psammodiscus calceatus, Phytotaxa 124 (1), pp. 1-12 : 5-6 5-6
Semisulcospiridae     Sawada, Naoto & Nakano, Takafumi, 2021, Saphonecrus gilvus Melika and Schweger 2015, Zoological Studies (Zool. Stud.) 60 (7), pp. 1-11 : 3-9 3-9
Coelotinae     Okumura, Ken-ichi & Zhao, Zhe, 2021, A New Species of the Subfamily Coelotinae (Araneae: Agelenidae) from Shiga and Fukui Prefectures, Japan, Species Diversity 26, pp. 235-240 : 238-239 238-239
Eudigraphis takakuwai     Karasawa, Shigenori, Kawano, Keisuke, Fukaya, Shin-ichi & Tsurusaki, Nobuo, 2020, Upgrading of Three Subspecies of Eudigraphis takakuwai to the Species Rank (Diplopoda: Penicillata: Polyxenida: Polyxenidae), Species Diversity 25, pp. 89-102 : 93-98 93-98
Roa australis   sp. nov.  Kuiter, Rudie H., 2004, Description of a New Species of Butterflyfish, Roa australis, from Northwestern Australia (Pisces: Perciformes: Chaetodontidae), Records of the Australian Museum 56 (2), pp. 167-171 : 168-171 168-171
Cyprinotus cassidula   sp. nov.  Smith, Robin James & Chang, Cheon Young, 2020, Taxonomic assessments of some Cyprinotinae Bronstein, 1947 species (Crustacea: Ostracoda) from Japanese and Korean rice fields, including (re-) descriptions of six species and a review of the type species of the subfamily, Zootaxa 4795 (1), pp. 1-69 : 5-18 5-18
Hemicypris posterotruncata     Smith, Robin James & Chang, Cheon Young, 2020, Taxonomic assessments of some Cyprinotinae Bronstein, 1947 species (Crustacea: Ostracoda) from Japanese and Korean rice fields, including (re-) descriptions of six species and a review of the type species of the subfamily, Zootaxa 4795 (1), pp. 1-69 : 24-34 24-34