SDJS-021: 由於SOD女員工認真驗證了「女性被舔時身體哪個部位的感覺最大？“，柔軟的舌尖增強了性感覺，快感加倍，平均持續10次以上2分鐘高潮！ SOD 性學實驗室報告 10

As a result of serious verification by SOD female employees of "Which part of the body do women feel the most when they are licked?", The soft tip of the tongue enhances the sexual sensation and doubles the pleasure, and lasts more than 10 orgasms on average in 2 minutes! SOD Sexology Lab Report 10