Riku: blowjob
오럴 섹스 또는 이와 유사한 활동.
Riku Oe (大江 梨久 Oe Riku), known as Riku (リク), is a Japanese singer and idol under JYP Entertainment. Riku was born on October 26, 2002 (age 22) and ranked 2nd in Nizi Project. She debuted in NiziU with her specialty being vocal and karate.