The hiragana character う (u) with a dakuten (゛). The hiragana ゔ, ゕ and ゖ were introduced for hiragana-katakana correspondence with ヴ, ヵ and ヶ in the Japanese input method in Fujitsu OASYS[1] and then registered in JIS X 0213.[2]
ゔ • (vu)