Sugia is a genus of moths of the family Noctuidae. The genus was described by Ueda in 1984.

Species Sugia elaeostygia (Sugi, 1982) Japan Sugia idiostygia (Sugi, 1958) Japan Sugia rufa Ueda, 1987 Taiwan Sugia stygia (Butler, 1878) Korea, Japan Sugia stygiodes (Sugi, 1958) Japan, Taiwan

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