Coelichneumon (Coelichneumon) nipponicus Uchida, 1927
Material. [ Japan] Kagoshima Pref.: Yakushima Isl., Arakawa, Malaise trap (Y1), 1200 m alt., 6 ♂♂ 7–28. VI. 2007, leg. T. Yamauchi et al . (Kanagawa).
Remark. The studied males are typical (for a description see Riedel & Watanabe 2021: 528–529).
Distribution. Japan (Hokkaido, Honshu, Shikoku and Yakushima Is.) and Far East Russia.