kai tomohisa,sentimental graffiti,nagakura emiru,1990s (style),1girl,barefoot,bikini,hair bobbles,hair ornament,halterneck,inflatable dolphin,inflatable toy,looking at viewer,looking back,multiple tails,object hug,official art,open mouth,orange eyes,orange hair,painting (medium),photoshop (medium),retro artstyle,sarong,side-tie bikini bottom,simple background,solo,swimsuit,tail,traditional media,twintails,watercolor (medium),white background,yellow bikini