Taxa included

Okumura, K. I. (2026b). Spider species recorded for the first time from seven regions, including Islands. Kishidaia 129: 118-119.

Taxon
Zelotes tortuosus Kamura, 1987 (Gnaphosidae) 118, f. 1, (m), Zelotes tortuosus
Coelotes obako Nishikawa, 1983 (Agelenidae) 118, f. 2, (f), Coelotes obako
Asthenargus niphonius Saito & Ono, 2001 (Linyphiidae) 118, f. 3, (f), Asthenargus niphonius
Ryojius japonicus Saito & Ono, 2001 (Linyphiidae) 118, f. 4, (f), Ryojius japonicus
Pseudomicrargus asakawaensis (Oi, 1964) (Linyphiidae) 118, f. 5, (f), Pseudomicrargus asakawaensis
Robertus ogatai Yoshida, 1995 (Theridiidae) 118, f. 6, (f), Robertus ogatai
Bristowia heterospinosa Reimoser, 1934 (Salticidae) 119, f. 7, (f), Bristowia heterospinosa
Octonoba tanakai Yoshida, 1981 (Uloboridae) 119, f. 8, (m), Octonoba tanakai

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