Is one of the seven witches and Vice president of the Student Council.
Nene's abilities is captured. When she kisses, that person will fall in love with her and she can make them do whatever she wants. There is a limitation though, if the person she kissed is already under the effects of another witch's power then the Captured won't happen. Odagiri gained that power by the desire to become popular.(Source Yamada-kun to Nananin no Majo Wiki)