Kuramochi Kana (倉持カナ) from the doujin Osananajimi ga etchi tōban ni Sare cha tte (幼馴染がえっち当番にサレちゃって) by Hanamori Bambi (花森バンビ), who also did Oharamisama (オハラミサマ). Can do either black or blonde hair as her hair changes over the manga. Unsurprisingly trained on NSFW so tag as needed.
Prompt
kuramochikana,black hair,blue eyes,ponytail