Reni Takagi: handjob
Taking the penis in the hand or stimulating it with the hand.
Reni Takagi (高城 れに, Takagi Reni; born June 21, 1993) is a Japanese idol and a member of the girl group Momoiro Clover Z. She is the former leader of the group, before leadership was passed to Kanako Momota, and her signature color in the group is purple.